armyfighter2009 armyfighter2009

17-08-2019
Mathematics

contestada

f(x) = x-5
g(x) = x^2 – 12/ x^2 +4
Write g(f(x)) as an expression in terms of x.

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Gasaqui Gasaqui

17-08-2019

Answer:

g(f(x)) =1 - (12/(x^2-10x+25) +4

Step-by-step explanation:

f(x) = x-5

g(x) = x^2 – 12/ x^2 +4

g(x) = 1– 12/ x^2 +4

so we have:

g(f(x)) = 1 -12/(x-5)^2 +4

g(f(x)) =1 - (12/x^2-10x+25) +4

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