F f(x) = 2x2 and g(x) = 3x, what is (g o f)(x) a. 6x2 b. 9x2 c. 18x2 d. 8x4

asked Jan 25, 2015 184k views

3 votes

F f(x) = 2x2 and g(x) = 3x, what is (g o f)(x)

a. 6x2
b. 9x2
c. 18x2
d. 8x4

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1 vote

I think f(x) is 2x², and I think you're trying to ask for 'g' of 'f of x'.

g(x) = 3x

g [ f(x) ] = 3 (2x²) = 6x² .

That's choice-'a'.

Hiery Nomus answered Jan 30, 2015

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