SOLUTION: Find the equation of the inverse. f(x)=X2-1

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Question 197453: Find the equation of the inverse.
f(x)=X2-1
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=x^2-1
y=x^2-1
x=y^2-1
y^2=x+1
y=+-sqrt(x+1)
.
Ed