ch 5 review - x f(x) 2-4 4-8 6-12 8-16 15) 5x + 4y =0 16) x...

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CHAPTER 5 REVIEW NAME: ______________________ Label each part of the graph . 1) Circle the best answer . 2) A relation is ________________ a function. a) always b) sometimes c) never 3) Find the domain of 4) Find the range of this relation: (3, 2) , (5, -2), ( 4, -2) , (6, 1) Make a mapping diagram to determine if the relation is a function. 5) (4, -2) , (3,5) , (2, -3) , (4, 3) Evaluate each function rule for x = -2. 6) f(x) = x + 3 x y -3 4 4 5 9 7 9 2
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7) g(x) = - 2 x + 4 8) m(x) = -6x - 2 Is each graph a function? 9) 10)                                      11)                                  Write a function rule for the following table. 12) 13) Write a function rule for your distance in feet if you know exactly how many miles you have traveled. Find the constant of variation for each direct variation . 14) 5y = 3x
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Unformatted text preview: x f(x) 2-4 4-8 6-12 8-16 15) 5x + 4y =0 16) x y-1 2 6-12 17) Write an equation of direct variation that includes the point (3, -2) Find the range for each function for the domain : { -3, 0, 1, 2) 18) y = -3x + 2 19) g(x) = -x 3 Find the common difference in the arithmetic sequence . 20) 32, 28, 24, 20, . .. 21) 3, 7, 11, 15, 22) Find the first term in the arithmetic sequence : A(n) = 3(n -1)(-2) ___________ 23) Find the seventeenth term in the arithmetic sequence: 4, 10, 16, Make a table and graph the following functions. 24) f(x) = 3x + 2 25) g(x) = x 2- 1 26) Find f(3) if f(x) = 2x + 23 VOCABULARY:-function-function rule-domain-range-vertical line test-independent variable-dependent variable-arithmetic sequence-common difference-direct variation-constant of variation...
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ch 5 review - x f(x) 2-4 4-8 6-12 8-16 15) 5x + 4y =0 16) x...

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