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If f(x) = 4x and g(x) = x^3, then what is f(g(x))?

a. 4x+x^3
b. 4x^4
c. 4x^3
d. (4x)^3

1 Answer

4 votes

Answer:

f(g(x)) = 4x³

Hence, option C is true.

Explanation:

Given


  • f(x) = 4x

  • g\left(x\right)\:=\:x^3

Determine:

f(g(x)) = ?

solving the f(g(x))

f(g(x)) = f(x³)

= 4x³

Therefore,

f(g(x)) = 4x³

Hence, option C is true.

User Pfranza
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