3 different problems, sorry these type confuse me f(x) = 5x - 1 and g(x) = 6x, find f(g(x)) f(x) = 5x - 1 and g(x) = 6x, find g(f(x)) f(x) = 5x - 1 and g(x) = 6x, find g(f(2))

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asked Jan 26, 2018 110k views

3 votes

3 different problems, sorry these type confuse me

f(x) = 5x - 1 and g(x) = 6x, find f(g(x))

f(x) = 5x - 1 and g(x) = 6x, find g(f(x))

f(x) = 5x - 1 and g(x) = 6x, find g(f(2))

Mathematics
high-school

ZafarYousafi asked

by ZafarYousafi

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1 Answer

1 vote

f [g(x)]
= 5(6x) - 1
= 30x - 1

g [f(x)]
= 6(5x - 1)
= 30x - 6

g [f (2)]
= 6 [5(2) - 1]
= 6 (10 - 1)
= 60 - 6
=54

Narek Mamikonyan answered Feb 2, 2018

by Narek Mamikonyan

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