christy981
christy981
15-07-2017
Mathematics
contestada
How to solve this question?
Respuesta :
sergibcnusa
sergibcnusa
15-07-2017
f(g(x)) where you see an 'x' in f(x) put a g:
f(g(x)) = 1/(g-7), now step by step: g - 7 = 6/x+7-7=6/x, and 1/(g-7)=1/(6/x)=x/6!
I let the second one for you. Sorry if you disagree!
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