SOLUTION: f(x)=x^2-1 g(x)=1-2x f(g) (-1)(g(f))(-1)
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Question 59458This question is from textbook
: f(x)=x^2-1 g(x)=1-2x f(g) (-1)(g(f))(-1)
This question is from textbook
Answer by funmath(2933) (Show Source): You can put this solution on YOUR website!
f(x)=x^2-1 g(x)=1-2x
f(g(-1))
g(-1)=1-2(-1)
g(-1)=1+2
g(-1)=3
f(g(-1))=f(3)=3^2-1=9-1=8
:
g(f(-1))
f(-1)=(-1)^2-1
f(-1)=1-1
f(-1)=0
g((f)(x))=g((f)(-1))=g(0)=1-2(0)=1
Happy Calculating!!!
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