Colely
Colely
02-06-2017
Mathematics
contestada
If f (x)=-3x+3, then f^-1(x)=
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apologiabiology
apologiabiology
02-06-2017
1. replace f(x) with y
2. solve for x
3.replace x wieth f^-1(x) and y with x
f(x)=-3x+3
y=-3x+3
y-3=-3x
divide both sides by -3
(3-y)/3=x
f^-1(x)=(3-x)/3
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