graphing radical functions quiz
endobj 2 0 obj answer choices y = (x - 5) - 1 y = (x + 5) - 1 y = (x - 5) + 1 y = (x + 5) + 1 Question 12 180 seconds Q. 0.3 - Operations with Radicals and Rationalizing Denominators 3.1 Graphing; 3.2 Lines; 3.3 Circles; 3.4 The Definition of a Function; 3.5 Graphing Functions . Solving & Graphing Radical Functions DRAFT. They also work well for summer school skills catch-up.Th, ***Get all of our holiday and seasonal algebra activities here: Algebra Holiday and Seasonal Math Puzzles Bundle (Year Long) Contains over 68 products and counting at a discounted price! Five versions of the puzzle, A Valentines Day activity for students learning about operations with radicals. 1. It is used to solve problems in a variety of fields, from engineering to economics. Edit. A. rEI X*`&$*""jR:"T Mathematics. This is useful in applications of square roots in many areas of mathematics. 441 times. Very good solution, i asked for a refund from both them and Google, google didn't apporve and they STILL HAVEN'T RESPONDED, i got everything right on on one of work sheets, don't change the app, it's already perfect. by. angelbassig. Err2f\]]1v( Vk*)))[M*WZ[,'''8::/WQxYf= ?_ PT PWZa+r\o1J~pO?t_~_vyTI C 6+i>oF0dyM) dhMp0#if(`4/hM*b&44?cNNflllZZZ px L6lkd0mUc$3AAA4-9daK. l :::d3%%0edd FT7~!UPL@@W[=Gzbb (..13g/5 PWnP!pk7dC0fBBB9Qh? Slide N Divide. This puzzles contain operations with radical problems in the form of a 4 x 4 grid where students match up the simplified expression to the original expression. In the examples for graphing a radical function that are provided above, the points are developed in a list. Played 75 times . Graphing and Functions. Enrolling in a course lets you earn progress by passing quizzes and exams. Synthetic Division of Polynomials | Method & Examples, Multiplying then Simplifying Radical Expressions. Create your account to access this entire worksheet, A Premium account gives you access to all lesson, practice exams, quizzes & worksheets, High School Algebra - Exponential Expressions & Exponents: Help & Review. A great Christmas themed activity for students learning to simplify radicals. Graphing Radical Functions DRAFT. This quiz is incomplete! Students refine their skills dealing with simplifying radicals but also their inductive reasoning skills, as the pieces will only work out in one manner. Putting this all together, my T-chart ends up looking like this: Then, using my ruler to create nice axes and scales, I plot these values precisely: and then I draw a curved line through these points, remembering not to extend the line to the right of x=3: You should expect radical functions to graph as curved lines. Click the card to flip Definition 1 / 7 The graph is a vertical shift of the parent function 2 units up. <> . in Math from The University of the South. Name the vertical line of x in equation number six; In this function, find the correct graph? Be sure to use adequate space on your paper for a good graph. The set of all possible values of x for a function is called the domain. To play this quiz, please finish editing it. A radical function is a function that contains a square root. In graphing radical functions can we consider first the domain of the function? Plus, get practice tests, quizzes, and personalized coaching to help you The most familiar radical expression is the square root. Graphing radical functions QUIZ Flashcards | Quizlet Graphing radical functions QUIZ 5.0 (4 reviews) Term 1 / 7 How does the graph of mc016-1.jpg compare to the graph of the parent square root function? 0. What is the x-intercepts of these functions: The only requirement for a radical function is that it contains a radical. 9th - 10th grade. 2.9 Equations Reducible to Quadratic in Form; 2.10 Equations with Radicals; 2.11 Linear Inequalities; 2.12 Polynomial Inequalities; 2.13 Rational Inequalities; 2.14 Absolute Value Equations; 2.15 Absolute Value Inequalities; 3. Mathematics. <> Radical functions & their graphs (article) | Khan Academy Algebra 2 Unit 9: Lesson 6 Graphs of square and cube root functions Graphing square and cube root functions Radical functions & their graphs Graphs of square and cube root functions Math > Algebra 2 > Transformations of functions > Graphs of square and cube root functions Correct Partial Credit Incorrect Multiple Choice 1. No ads, very easy to use, this really helps Learn new stuff, I'm in 8th grade academic scholars and it is hard. In addition to keeping track of the domain, you will also need to graph very neatly, or you could easily get most of your graphs at . 21 minutes ago by. $2.50. Mathematical equations are a great way to challenge your brain and keep your mind sharp. The n value, called the index, can be any number. a square root. Edit. in Math both from Georgia State University, as well as a B.A. What do you know about the Sudan function? This is because you cannot put a "minus" value inside a square root. This file contains, **Be sure to check out our Algebra Year Long Activities Bundle Including Holiday and Seasonal Activities is a combination of our other two bundles (over 50products and counting) at a significantly discounted price! I know, for instance, that x is not allowed to be 5, because: To find the domain of this function, I take whatever is inside the radical (that is, I take the "argument" of the radical), and I set it "equal to or greater than zero". It is possible that a problem has a solution that results in a negative square root. ** I feel like its a lifeline. You should expect radical functions to graph as curved lines. The graph is a vertical shift of the parent function 2 units up. x][~_Zw>q>lV%k$%?\5FS\vOA/ >X@Ew%+$|&7Ow_?$BaoWOHXh]pv}U&vp^fz1&t|VuL,fvqLU HIfZ7bzvS-z3`UKXK@Z:~?b7 t|=@Sw[JTW,9Tb_OW5\Z,zp3Yj~u/-6w`j#x=b.aD:i]CXbZW{U55~s @XDszx#w:T-{Dr]ojx.V8x5bM? VN,;+_FXVA" 2sG$lS:|vgQp?`.NS)vONzQ3. m_# ;; bY$a1lkVHjb[h.@P.w8(Ujg:w"5vK(so fZA qEWCUd\{b{Cg;+;s0\x03.hnxi"jPts8Upvlz~-o_]}9b*M;vfC{5wVson#Gx+\{]77t$7 {Cw_ssc (x~\sC7V}835w"Ew3`v\s $B bCHXXHP]&y* Do not try to put a straight line through these points. Some filters moved to Formats filters, which is at the top of the page. 452 Math Teachers 95% Satisfaction rate 66469+ Completed orders Get Homework Help 0% average accuracy. In the same way, the index, n, indicates how many times a number must be multiplied by itself for other roots. Lesson 3: Factor Trinomials ` Vi:x'#.L>X9UJ 2t5+P"9hU+r~#qrJ )6HRoE.WnWoY D,^WeFI%6.lma7?d46d ^,*7pj9 Math can be a difficult subject for some students, but with a little patience and practice, it can be mastered. Save. endobj 1) y = x 2 + 5 Domain: x 2 Range: y 5 2) y = x + 2 3 Domain: x 2 Range: y 3 3) y = 3 x + 1 4 Domain: { All real numbers. } 0. To determine the range of a function, find the possible values of y determined by values of x in the domain. 5 0 obj Jeanne Rast has taught Mathematics in grades 7-12 and college for over 30 years. x{PTeiq2 LI.d Lb D 9th - 11th grade. %PDF-1.4 The following is what many beginning students mistakenly do: They pick only two or three x-values, and they pick them very close together: and then they draw a straight line through those points: In contrast to the above, I'm going to take the time to respect the domain of the function. This activity is also ideal for a review for students who have already taken Algebra I. *** Solve for x. Solving & Graphing Radical Functions DRAFT. bcrocker_66310. Operations include addit, This is a computer version of our Simplifying Radicals Puzzle . 7. Roman numerals are include, A Valentines Day activity for students learning to simplify radicals. Substitute x in the function to get y. Are you getting the free resources, updates, and special offers we send out every week in our teacher newsletter? Get the Best Homework solution 3 years ago. sfettig. This format allows for structured notes as well as formative assessments (the teacher ca, **Get over 85 holiday/seasonal activities like this one at a discounted price with our Algebra Holiday and Seasonal Math Puzzles Bundle (Year Long)! 3/31/2020 Graphing Radical Functions Quiz Part 1 Graphing Radical Functions Quiz Part 1 Nathan Bae is reviewing answers for this assessment. In this article, we will practice a couple of problems where we should match the appropriate graph to a given radical function. Graphing radical equations - Graphing Radical Equations using a Table or Plotting Points One way to graph radical functions is to create a table of values and. Quiz: Square Trinomials. copyright 2003-2023 Study.com. By the time you're finished, you'll be able to: 25 chapters | These notes give students definitions of key terms, detailed steps, and example problems. A few guidelines to follow when choosing values of x are: Graph the points (0,0), (4,2), (9,3), (16,4). The domain for f(x) is all real numbers such that x -3, This inequality is positive or 0 when x 0 or x -3, The domain is all real numbers such that x 0 or x -3. If the index is an odd number, then the domain is all real numbers unless otherwise stated. Played 1 times. Reciprocal Function Examples & Graphs | What is a Reciprocal Function? Trinomials of the Form x^2 + bx + c. Quiz: Trinomials of the Form x^2 + bx + c. Trinomials of the Form ax^2 + bx + c. Quiz: Trinomials of the Form ax^2 + bx + c. Square Trinomials. Grammar Quiz: Test your Grammar Knowledge with questions. None of these are the graph of y = sqrt(x). endobj Mathematics. Do not try to put a straight line through these points. If you're looking for a punctual person, you can always count on me! You can see more of these in the preview file. lessons in math, English, science, history, and more. x][eq~_q]0n0'_t+O7**JU'isR_GWjK)N~}o GRAPHING RADICAL FUNCTIONS. 0 times. Algebra II Help Mathematical Relationships and Basic Graphs Radicals Solving and Graphing Radicals Solving Radical Equations. You saw, in the above example, how I was careful to pick x-values for my T-chart that gave nice neat y-values. Unit #1 - Rational Expressions and Equations Try this amazing Math Test On Radical Functions! To play this quiz, please finish editing it. The graph is a horizontal shift of the parent function 2 units left. When evaluating a radical function, leave the answer in radical form unless directed to give an approximate an answer. <>/Font<>/ExtGState<>/ProcSet[/PDF/Text/ImageB/ImageC/ImageI] >>/MediaBox[ 0 0 612 792] /Contents 5 0 R/Group<>/Tabs/S>> by . As a member, you'll also get unlimited access to over 88,000 Finish Editing. *** Also explore over 35 similar quizzes in this category. However, it would not make sense for the length of the side of a square to be -4 so we use the non-negative value of 4. I'll also be sure to include the end-point of the graphed line, being the boundary point given by the "x3" domain. The graph of a radical function A radical as you might remember is something that is under a radical sign e.g. Need help with math homework? The non-negative square root is the principal square root and is the answer associated with x. Form an inequality with the radicand greater than or equal to zero. You should also expect radical graphs to be much wider (that is, stretched out, side-to-side) than they are tall. Math can be a difficult subject for many people, but it doesn't have to be! (C) Click the card to flip Flashcards This quiz is incomplete! For this quiz, we'll ask you questions about graphing radical functions. Students will practice simplifying radical expressions, including roots with an index greater than 2.The students are to pick three questions in . Multiple Choice. Practice. It explains how to graph radical equations using transformations and by, How do you find the area to the left of z on a ti 84, Stochastics introduction to probability and statistics, Trigonometry proving identities calculator. In addition to the computer version you will also receive the hard copies included in Simplifying Radicals Puzzle Students must match up the radical with its simplified form to correctly complete a 4 x 4 grid. 9.2 Simplifying Radicals 12.2 Operations with Radical . Here are some examples: As with any function, you can evaluate the function by choosing a value for x, substituting into the function and finding the value of f(x), or y. 6 0 obj Choose a minimum of three points to get an accurate representation. How does the graph of y= square root x+2 compare to the graph of the parent square root function? Practice. Horizontal Stretch by 5, Down 6. This puzzles contain simplifying radical problems in the form of a 4 x 4 grid where students match up the simplified expression to the original expression. Which of these equations shifts a radical equation right 1 time . For example, square roots are used in the quadratic formula to solve quadratic equations Square roots are necessary for the standard deviation in statistics and for many area and volume formulas in geometry. It's a function that contains at least one radical - either a square root, a cubic root, or some other root. Graphing Square Root Functions. A radical function contains a radical sign, an index to identify the root, and a radicand under the radical. Save. What is the domain of the graph of the radical function? The best way to download full math explanation, it's download answer here. Graphing Square Root Functions You can also graph radical functions (such as square root functions) by choosing values for x and finding points that will be on the graph. The expression for x, called the radicand, can be composed of variables, operations, and constants. Then connect the points with a curve. The best way to learn about a new culture is to immerse yourself in it. Piecewise Function Properties & Examples | What are Piecewise Functions? The domain of a square root function is where the radicand is non-negative. If it can't find your solution for your problem in one way, it gives you multiple ways to solve it for many different answers, if you want to understand equations by video then you have to purchase its paid version. 293 quizzes. . STEM Entrance Exam Quiz: Can you pass this Stem Exam. PART1: Graphing Radical Functions DRAFT. Algebraically we can determine the domain of even index functions by following these steps: The range of a radical function is the set of all y values that result from the x values in the domain. Save. As x decreases, y will also decrease. 100% average accuracy. Maladaptive Daydreaming Test: Am I A Maladaptive Daydreamer? Try refreshing the page, or contact customer support. Graphing Radical Functions DRAFT. The Units are broken down as follows: Share practice link. 8 months ago. Absolute Value Inequalities | Practice Problems & Solutions, Adding & Subtracting Rational Expressions | Formula & Examples, How to Add, Subtract, Multiply and Divide Functions, Behavior of Exponential and Logarithmic Functions, Modeling With Rational Functions & Equations, Double-Angle Identities | How to Solve Double-Angle Identities, Absolute Value Function | Equation & Examples. Exactly what I have been looking for, a big thanks to the developers and more encouragemt, but can't the developers create a word problem solver? . Lesson 2: Factor using GCF Share practice link. Solving mathematical problems can be very rewarding. 0.2 - Rational Exponents TPT empowers educators to teach at their best. Enrolling in a course lets you earn progress by passing quizzes and exams. Finish Editing. Edit. A great St. Patrick's Day activity for students learning to simplify radicals. Delete Quiz. It is helpful to use values for x that will result in integer values of y, otherwise you will need a calculator to approximate the resulting value. endobj This quiz is incomplete! It includes over 90 products and counting. To play this quiz, please finish editing it. This fact can be seen on the graph as there are no points below the x-axis. Horizontal Compression by , Down 6. A. A."graphing functions involving square roots", B. What is the domain of the function y=3 square root x-1. This file contains nine different version, This is an extremely inclusive chapter for an Algebra II class. Graph of a radical function - In this article, we will practice a couple of problems where we should match the appropriate graph to a given radical function. Edit. THREE levels provide easy differentiation:LEVEL 1: No Coefficient, No VariablesLEVEL 2: Combination of Levels 1 & 2LEVEL 3: Coefficient, No Variables(Note: This differentiated resource is designed for each student to complete just one out of the three levels as the pixel art image and some of the answers are the same on every level in order to minimize student awa, This flexible resource on Polynomials, Radicals, and Complex Numbers allows students to either build interactive math notebooks with guided notes (keys included) and foldable activities OR use the included presentation handouts (keys included) with the PowerPoint presentation for focused instruction. At 24/7 Customer Support, we are . Range: { All real numbers. } . Gs^ jpwD $gO/g' ?@?p@/(y/^p>!` You should expect radical functions to graph as curved lines. Mathematics. To make a graph of a radical function: Choose an appropriate value of x. Solving 24/7 support. Quick checks for understanding (keys included) help to determine how well your students understand the material as you go. 17. what is the correct graph of f(x)= ? This quiz is incomplete! English, science, history, and more. Since "graphing radical functions" usually means "graphing functions involving square roots", most of the examples in this lesson will deal with square roots. 11th grade. Often it is beneficial to create a t-chart for these points. To find the range, you can look at the graph created from the domain. Simplifying Radicals index > 2 Review Activity Tic Tac Toe. This quiz is incomplete! <> Graphing Radical Functions DRAFT. A Thanksgiving themed activity for students learning to simplify radicals. There are a lot of Graphing radical equations that are available online. Be attentive to the domain when choosing values of x to graph a radical function. ke|| aKVRy9|)a;)Ry^)~ c9J0WtH%oIWRuAT]1fEu The graph of a linear equation in two variables is a line (that's why they call it linear). Students refine their skills dealing with simplifying radicals but also their inductive reasoning skills, as the pieces will only work out in one man, ***Get all of our holiday and seasonal algebra activities here: Algebra Holiday and Seasonal Math Puzzles Bundle (Year Long) Contains over 68 products and counting at a discounted price! Vertical Stretch by 5, Up 6. So the symbol used for square room is simply: For a square root, the index 2 indicates that a number must be multiplied by itself twice to equal the radicand. Graph the points (9,6), (0,-3), (-7,-6). This activity is also ideal for a review for students who have already taken Algebra I. Using the domain of a radical function you can create points in a t-chart to graph the function. po]bmxf6?WBtXiwM#Y=x;U(f|WI5No9/ <18$93:in>:! NJj1L14Q4,R;'dNaA4,7\VIez*[V6kLA3hIo/Kh0R-:t\Z\WqTUgN!8D`i/i`TB;iP**y/4=~L#gna6?/xt!%/A8Iy28DX>W?'J>&S6r. ~_Uq>k^Ax2!A[gm5[YfvGk5a7?B8Y/f^UZbyojN{X22 ]/jyTK-i}zth("r(bTx:H/E!RP(!@%.:#MGyost;362~#5@FP\-_kW)):=*qT>M=H~lbw+o7VAn,KdRV:]zgUytq27N*?XA~t*gG-=Bc^( s'2:_hs>P.n8iZOq\w`N6G88YJ=%M Ht(QEm4ST^08E2YVNqPe|SQD&f{VVLLl3"`>y,\N-X!H,XCs,GXe&XnVB9X`[JFqS 120 seconds. endobj Save. Lesson 1: Operations with Polynomials Radical equations quiz - In other words - you will NOT find the same questions on my quizzes and tests! Substitute 9 into the function for x. ann_devine_47545. Rewriting the points used for the basic square root function shown in Example 1 above would look like this: To unlock this lesson you must be a Study.com Member. Graphing radical functions answers - Which of these equations shifts a radical equation right 5 and down once? c Which graph represents y=3 square root ? express answers in interval notation. If using a calculator to evaluate a radical function, put parenthesis around the radicand. With a professional quality lesson at your fingertips, you'll understand this topic with ease. There are examples for the teacher to go through and then a similar example for the students to attempt. This activity is also ideal for a review for students who have already taken Algebra I. PDF. Which of the following is the graph of y=-4 square root x ? Share. 6KLIvHpzr>I7*)}c|07mN[6+-[L6fbkE/QX&Z7;h&-8mzqjc&bf\c\McR1XKN&m^Kmg0>ZiM,8LzoZf^i7X7/fVxjqb3{w~o~8mJNlo8_;\';\jq@v8i}xnG/Z'o[Yi1yoN?/Mv< \ \ iGs%5#9Dr[b?W -|0kr"]5:B&4)>VrDM6ao5n ^57nh tZ}}nsp!~^ii/5o06 SK5;5d|- jX2Nrtmx. This simplifying radical expressions tic tac toe review activity includes three different tic tac toe boards. This algebra 2 video tutorial focuses on graphing radical functions. Students refine their sk, A Valentines Day activity for students learning to multiply and simplify radicals. This activity is also ideal for a review for students who have already taken Algebra I. T-charts are useful for graphing any function. You can go over this information in our lesson, How to Graph y=sqrt(x). answer choices All Real numbers (R) y 4 x 4 x -4 Question 11 180 seconds Q. Therefore, the radicand of a radical function must be greater than or equal to zero for these functions. Mathematics. In graphing radical functions usually means? The square root expression has an index of 2, but the 2 is assumed and not written in the symbol. This is not required, nor is this even always reasonably feasible. The graph is a horizontal shift of the parent function 2 units right. Factoring by Regrouping. Ask yourself, "as x increases what happens to y and as x decreases what happens to y?". Students will start at any problem and work their way through twelve problems. Mathematics is the study of numbers, shapes, and patterns. Graphing radical equations is probably the first time you'll have encountered the need to consider the domain of the equation before you graph. This includes three powerpoint files (100+ slides), multiple student handouts, a quiz covering linear and quadratic equations, two versions of the final chapter test, all answer keys for every quiz, test, and handout, and actual teacher-written notes from the class in daily PDF file formats. copyright 2003-2023 Study.com. Psychological Research & Experimental Design, All Teacher Certification Test Prep Courses, How to Find the Domain of a Radical Function, How to Find the Range of Radical Functions, What is a Power Function? We have other quizzes matching your interest. acoopernw88. answer choices. . 52% average accuracy. 9th - 11th grade . Delete Quiz . Graphing Radical Functions. This quiz is all about radical functions. The graph is a vertical shift of the parent function 2 units down. 8 months ago. If it is an odd number, the domain is all real numbers. Not only will you need to understand this concept from a general standpoint, but you'll need to be able to apply this knowledge to specific practice problems. 0.8 - Rationalize Denominators with Conjugates answer choices (-infinity, infinity) (-7, infinity) (0, infinity) (4, infinity) Question 10 120 seconds Q. Looking at the graph of the radical function will help to find the range. This puzzle contains problems in the form of a 4 x 4 grid where students match up the original radical with its simplified form. The actual concepts are: This activity is also ideal for a review for students who have already taken Algebra I or Algebra II. Cat has taught a variety of subjects, including communications, mathematics, and technology. Quiz & Worksheet Goals. Graphing Radical Equations DRAFT. One way to graph radical functions is to create a table of values and then plot the points. Check the index of the radical function to determine if it is an even number. MWX T1eItlRUk^4k4kkAr.6;8H9dm}n'P(7wQn.#1eF(72\Z[vssm+knRZePC(V9 Our math homework helper is here to help you with any math problem, big or small. Preview this quiz on Quizizz. Mathematics. This activity is also ideal for a review for students who have already taken Algebra I. Quizzes with auto-grading, and real-time student data. Students refine their skills dealing with combining like terms but also their inductive reason, 10 question quiz on Triangle Inequality Theorem. Now I know that I shouldn't pick any x-value that is greater than 3 for my table of values (often called a "T-chart"). Graph of a radical function. Radical functions are one of the few types of functions that require you to. Get unlimited access to over 88,000 lessons. Students refine their skills dealing with slope but also their inductive reasoning skills, as the pieces will only work out in one manner. The domain and range of y = sqrt(x) are both all real numbers. This Graph of a radical function provides step-by-step instructions for solving all math problems. Since graphing radical functions usually means graphing functions involving square roots, most of the examples in this lesson will deal with square. 0.5 - Introduction to Imaginary Numbers Save. But it can make graphing much simpler so (especially if you've got a graphing calculator that can do a table of values for you) it can be worth the time to be sure of your plot points. . Edit. by melissa_rodriquez. The non-negative square root is associated with the radical sign, x , and is referred to as the principal square root. a year ago. An error occurred trying to load this video. Students will use, This simplifying radical expressions tic tac toe review activity includes three different tic tac toe boards. Choose what works best for your class and modify to make the content fit yo, **We are now starting to offer our puzzles in a computer format that runs in flash which takes out your prep work. For each incorrect question, students will get an X. Each lesson contains a warm-up problem, step-by-step examples, many practice problems, a challenge problem, summary of lesson, exit ticket(s),and most contain HW questions with an answer key. 2 days ago. Delete Quiz. %PDF-1.5 melissa_rodriquez. Cat has a master's degree in education and is currently working on her Ph.D. To understand a radical function, we must first define a radical expression. - Definition, Equations & Graphs, How to Find the Domain of Piecewise Functions, Transformations: How to Shift Graphs on a Plane, Greatest Integer Function: Definition & Examples, Study.com ACT® Math Test Section: Review & Practice, High School Precalculus: Homeschool Curriculum, McDougal Littell Algebra 2: Online Textbook Help, DSST Business Mathematics: Study Guide & Test Prep, Algebra for Teachers: Professional Development, Calculus for Teachers: Professional Development, College Mathematics for Teachers: Professional Development, McDougal Littell Geometry: Online Textbook Help, Rational Function: Definition, Equation & Examples, Analyzing the Graph of a Rational Function: Asymptotes, Domain, and Range, Graphing Rational Functions That Have Polynomials of Various Degrees: Steps & Examples, Practice Problem Set for Rational Expressions, Development of Geometry in Different Cultures, Algebra II Assignment - Graphing & Solving Linear Equations & Systems of Equations, Algebra II Assignment - Working with Real Numbers, Algebra II Assignment - Simplifying & Solving Exponential Expressions, Algebra II Assignment - Using Roots & Radical Expressions, Working Scholars Bringing Tuition-Free College to the Community. 6.8 Practice Worksheet Graphing Radical Functions HW Name: _____ Describe the transformation of each of the following square root functions from the parent function yx . The teacher will check these questions to see if they have been done correctly. The negative square root can be written as -x. As x increases, y will also increase. Which of the following describes the graph of y= square root -4x-36 compared to the parent square root function? Radical functions are one of the few types of functions that require you to consider the domain of the function before. A couple questions on Triangle Congruence and simplifying radical for review. by angelbassig. I'll also take the time to pick not only more x-values, but also more-useful x-values that will give me nice neat points for plotting. And I also should not try to draw anything on my graph to the right of x=3: if I can't have any x-values past 3, then I can't very well have the graphed line go past 3. They include the title of each lesson, the learning target, the two-column format, and a summary section.