A. B. C. D. Graphing Quadratics Practice Quiz. Question 1. Select the graph of the quadratic function. f (x ) = 2x 2. 2/26/2018 Print Assignment
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1 Question 1. Select the graph of the quadratic function. f (x ) = 2x 2 C. D. 1/18
2 Question 2. Select the graph of the quadratic function. g (x ) = 1 4 x 2 C. D. 2/18
3 Question 3. Describe the transformations necessary to get from the graph of the parent function f (x ) = x 2 to the graph of the given function. g (x ) = (x + 7) 2 3 Translate the graph units to the (select) and units (select). 3/18
4 Question 4. Describe the transformations necessary to get from the graph of the parent function f (x ) = x 2 to the graph of the given function. g (x ) = 8(x 6) (select) the graph vertically by a factor of, then translate the graph units to the (select) and units (select). 4/18
5 Question 5. Rewrite the function in standard form. f (x ) = 4(x + 5) 2 9 The standard form of f (x ) = 4(x + 5) 2 9 is 5/18
6 Question 6. Rewrite the function in standard form. f (x ) = 2(x 4) The standard form of f (x ) = 2(x 4) is 6/18
7 Question 7. Consider the graph of f (x ) = 2 3 (x 3)2. Choose True or False for each statement about the graph. The vertex is (3, 0). True False The minimum value is 0. True False The axis of symmetry is x = 2 3. True False 7/18
8 Question 8. Solve the equation by selecting the correct graph. 8x + 16 = x 2 C. D. The solution of the equation 8x + 16 = x 2 is x =. 8/18
9 Question 9. Solve the equation by selecting the correct graph. x = 0 C. D. The solutions of the equation x = 0 are. 9/18
10 Question 10. Enter a function in factored and standard form for the given k and set of x -intercepts. x -intercepts: 5 and 6; k = 4 The function in factored form is. The function in standard form is. 10/18
11 Question 11. Enter a function in factored and standard form for the given k and set of x -intercepts. x -intercepts: 3 and 6; k = 5 The function in factored form is. The function in standard form is. 11/18
12 Question 12. Find the zeros of the function. f (x ) = 5(x + 2)(x 8.9) The zeros of the function are. 12/18
13 Question 13. Find the zeros of the function. f (x ) = x (x 31) The zeros of the function are. 13/18
14 Question 14. Consider the graph of f (x ) = 2x 2 1. Determine if each statement is True or False. 2 A. The vertex is ( 2, 1 2). True False B. The maximum value is 1 2. True False C. The axis of symmetry is x = 2. True False 14/18
15 Question 15. Does the given statement describe a step in the transformation of the graph of f (x ) = x 2 that would result in the graph of g (x ) = 5(x + 2) 2? A. The parent function is reflected across the x -axis. Yes No B. The parent function is stretched by a factor of 5. Yes No C. The parent function is translated 2 units up. Yes No 15/18
16 Question 16. Solve 2x x + 5 = 0. Is each of the following a solution of the equation? A. x = 1 3 Yes No B. x = 5. Yes No C. x = 2 3 Yes No 16/18
17 Question 17. Select the graph that shows y = 2x x 31. What is the axis of symmetry of the graph? What is its vertex? C. D. The axis of symmetry is x =. The vertex is 17/18
18 Question 18. Select the graph that shows t (x ) = 1 (x + 2)(x 4), and enter the function in standard form. 2 C. D. The function in standard form is t (x ) = 18/18
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