College Algebra Graphs and Models 5th Edition Bittinger Test Bank

Page 42

Full file at https://testbankuniv.eu/College-Algebra-Graphs-and-Models-5th-Edition-Bittinger-Test-Bank 129) f(x) = , g(x) = Find (f ∘ g)(x). A)

B)

C)

129) _____

D)

130)

130) _____ f(x) = , g(x) = 10x + 3 Find (g ∘ f)(x). A) 10x + 27 B) x

C) x + 6

D) x-

131) f(x) = , g(x) = 8x - 11 Find (f ∘ g)(x). A) 2 B) 2 132) f(x) = 4x2 + 3x + 8, g(x) = 3x - 6 Find (g ∘ f)(x). A) 12x2 + 9x + 18 B) 4x2 + 3x + 2

131) _____ C) 8

D) 8

132) _____ C) 12x2 + 9x + 30

D) 4x2 + 9x + 18

133)

133) _____ f(x) = , g(x) = 7x4 Find (g ∘ f)(x). A)

B)

C)

D)

134)

134) _____ f(x) = x, g(x) = Find (f ∘ g)(x). A) 1

135)

- 11

f(x) = + 5, g(x) = Find (g ∘ f)(x). A) -x

x B) 0

135) _____

B) |x|

136) f(x) = - 6 + 2x + 6, g(x) = x - 1 Find (f ∘ g)(x). A) - 9 + 17x - 3 C)

-3

D) -x

C) x

- 7x + 3

For the pair of functions, find the indicated domain. 137) f(x) = 5x + 35, g(x) = x + 5 Find the domain of f ∘ g. A) (-∞, 12) ∪ (12, ∞) C) (-∞, -12) ∪ (-12, ∞)

C)

D) x 136) _____

B)

-6

+ 2x + 7

D)

-6

+ 2x + 5

137) _____ B) (-∞, ∞) D) (-∞, -12] ∪ [-12, ∞)

138)

Full file at https://testbankuniv.eu/College-Algebra-Graphs-and-Models-5th-Edition-Bittinger-Test-Bank

f(x) =


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