Question

f(x)=x/x+8 , g(x)=3x-8

I don't understand why my answer is incorrect, what am I doing wrong?

Find (fo f)(x).
х
9x + 64
Find the domain of (fo f)(x). (Enter your answer using interval notation.)
64
00
Find (g o g)(x).
9x-32
Find the domain of (a o g(x). (Enter vour answer using interval notation.)

Image Transcription

Find (fo f)(x). х 9x + 64 Find the domain of (fo f)(x). (Enter your answer using interval notation.) 64 00 Find (g o g)(x). 9x-32 Find the domain of (a o g(x). (Enter vour answer using interval notation.)

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