Composition Functions

• 576

• 124

• -10

• 64

• 740

f(x)=x²-4
h(x)=3x+3
f(h(x))

• 3x²-9

• 12x²+8x+5

• 16x²-36x+20

• 9x²+18x+5

If f(x) = 3x-1 and g(x) = x²+2,

what is (f ° g)(x) ?

• 3x² +5

• x² +1

• 3x² +1

• 3x² +6

If f(x) = x-5 and g(x) = 3x²-1,

what is (f ° g)(x) ?

• 3x²-5

• 3x²-1

• 3x²-4

• 3x²-6

Find h(g(n))

• 4n² - 4n - 2

• 4n² - 4n + 2

• 4n² + 2

• 4n² - 4n

f(a) = a² + a - 3
g(a) = 3a
Find f(g(a))

• 9a² - 3a + 3

• 9a² + 3a - 3

• 3a² - 3a + 3

• 3a² + 3a - 3

Given that f(x) = x² + x and g(x) = 3x + 1, find the value of g(f(½)).

• 35/4

• 13/4

• 17/2

• None of the Above