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Express the following rule in function notation: “subtract 6, then divide by 9”. Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940.

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Presentation on theme: "Express the following rule in function notation: “subtract 6, then divide by 9”. Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940."— Presentation transcript:

1 Express the following rule in function notation: “subtract 6, then divide by 9”. Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

2 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.True 2.False

3 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

4 Find a function of the line segment joining the points (5, 19) and (10, 34). Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.f (x) = 3x + 4 2.f (x) = 6x + 4 3.f (x) = 3x - 4 4.f (x) = 3x - 8

5 What is the average rate of change of the function f (x) = 4 x - 2 between x = 6 and x = 7? Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.4 2.- 4 3.2 4.- 2

6 True or False: To obtain the graph of g (x) = 27|x + 9|, we must stretch the graph of f (x) = 3|x + 9| vertically by the factor of 9. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.True 2.False

7 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.vertex (2.5, - 6.25); x-intercepts 0, 5 ; y-intercept 0 2.vertex (3.5, 6.25); x-intercepts 0, 7 ; y- intercept 0 3.vertex (5, 12.5); x-intercepts 0, 4 ; y- intercept 0 4.vertex (- 2.5, - 5.25); x-intercepts 0, 7 ; y-intercept 0

8 A rectangular building lot is five times as long as it is wide. Find a function that models its area, A, in terms of its width, w. 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.

9 Find f (g (x)) for f (x) = 3 x + 7 and g(x) = 5 x - 9. Select the correct answer: 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.f (g (x)) = 15x - 20 2.f (g (x)) = 15x - 26 3.f (g (x)) = 9x - 14 4.f (g (x)) = 25x - 36

10 1234567891011121314151617181920 2122232425262728293031323334353637383940 41424344454647484950 1.2. 3.4.


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