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31 votes
F(x)=4x^2 and g(x)=x+1, find (f x g)(x)

F(x)=4x^2 and g(x)=x+1, find (f x g)(x)-example-1
User Korona
by
3.2k points

2 Answers

15 votes
15 votes

Answer:

option b

Explanation:

It is option b

Your answer is 4(x+1)²

User Oly
by
2.8k points
22 votes
22 votes

Answer:

B

Explanation:

Given functions:


  • f(x)=4x^2

  • g(x)=x+1


(f \circ g)(x) & =f[g(x)]

This means substitute the x of f(x) with the function g(x).


\implies f[g(x)]=4(x+1)^2

User TvStatic
by
2.8k points
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