# Unit 1 Practice Test

12 Questions  I  By Klrhinehart3843
This is a practice test for Mrs. Rhinehart, Mrs. Rucker and Mrs. Gee's Math1 Unit 1 Test.

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 1 Given f(x) = -2x2 , evaluate f(-3).
 A. 18
 B. 36
 C. -18
 D. -36
 2 The function c(m) = .25m + 10, represents the total monthly cost for a cell phone, where m represents the number of minutes used.  What is the dependent quantity?
 A. Number of Minutes
 B. Total monthly cost
 C. Cost per minute
 3 This function is a graph of which of the following types of functions?
 A. Linear
 B. Absolute Value
 D. Cubic
 E. Square Root
 4 Describe the transformations from the parent function to h(x) = -2(x - 3)3 .
 A. Shift down, Stretch, then a Reflection across the y-axis
 B. Shift right, Shrink, then a Reflection across the x-axis
 C. Shift left, Shrink, then a Reflection across the y-axis
 D. Shift right, Stretch, then a Reflection across the x-axis
 5 Which of the functions below is the correct function for the parent linear function that has been reflected across the y-axis and shifted up 5?
 A. F(x) = x + 5
 B. F(x) = -x + 5
 C. F(x) = -x - 5
 D. F(x) = x -5
 6 Which of the following is the correct description for the end behavior of f(x) = -(x)2 + 3?
 A. Both arms reach up
 B. Both arms reach down
 C. Right arm reaches up, Left arm reaches down
 D. Right arm reaches down, Left arm reaches up
 E. One arm reaches right
 7 A set of functions with similar characteristics is the definition of . . .
 A. Parent Function
 B. Domain
 C. Family of Functions
 D. Range
 8 True/False:  The function f(x) = x3 has a maximum at (0, 0).
 A. True
 B. False
 9 Given the sequence 0, 1, 3, 6, 10, . . ., find S(7).
 A. 21
 B. 15
 C. 7
 D. 0
 10 Using the table below, find the rate of change when x changes from -2 to 1.x           -2         -1        0         1         2f(x)        -6          1        2         3        10
 A. -3
 B. 1/3
 C. -1/3
 D. 3
 11 The function g(x) = 10x represents the total profit from selling t-shirts, where x is the number of t-shirts sold.  Find the rate of change when the number of t-shirts increases from 3 to 10.
 A. 7
 B. 10
 C. 70
 D. 5
 12 Which of the following is the correct slope and y-intercept for the linear function f(x) = -5x + 8?
 A. Slope = -5, y-intercept = 8
 B. Slope = 8, y-intercept = -5
 C. Slope = 5, y-intercept = 8
 D. Slope = -8, y-intercept = 5
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