SOLUTION: Please help find the inverse of f(x)= -3/(x+1) Thanks Alot!!

SOLUTION: Please help find the inverse of f(x)= -3/(x+1) Thanks Alot!!

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Question 227455: Please help find the inverse of f(x)= -3/(x+1)
Thanks Alot!!
Answer by nerdybill(7384) (Show Source): You can put this solution on YOUR website!
Rewriting:
f(x)= -3/(x+1)
as
y = -3/(x+1)
.
Now, swap x and y:
x = -3/(y+1)
Solve for y:
x(y+1) = -3
y+1 = -3/x
y = -3/x -1
.
So, the inverse is:
f^(-1)(x) = -3/x -1

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