If f(x)=x^2-5 and g(x)=6x then g(f(x)) is equal to

asked Apr 2, 2017 33.3k views

5 votes

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4 votes

Plug f(x) as x in g(x) and you get 6(x^2-5), which is g(f(x)) = 6x^2-30.

Shuvo answered Apr 3, 2017

by Shuvo

8.3k points

2 votes

g(x) = 6x

g(f(x))
= 6((x^2) - 5)
= (6x^2) - 30

so its equal to
(6x^2) - 30

Xenep answered Apr 7, 2017

by Xenep

7.9k points

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