SOLUTION: f(x) = (x-1)/(x+1) find f(1/x), simplify completely.

Algebra ->  Expressions-with-variables -> SOLUTION: f(x) = (x-1)/(x+1) find f(1/x), simplify completely.      Log On


   

Question 351731: f(x) = (x-1)/(x+1) find f(1/x), simplify completely.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29+=+%28x-1%29%2F%28x%2B1%29
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f%281%2Fx%29+=+%281%2Fx-1%29%2F%281%2Fx%2B1%29+
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Multiply numerator and denominator by x
+highlight%28f%281%2Fx%29+=+%281-x%29%2F%281%2Bx%29%29+