SOLUTION: If f : R − {−1, 1} → R is defined by f(x) = x/ x^2−1 , verify whether f is one-to-one or not.

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Question 1118812: If f : R − {−1, 1} → R is defined by f(x) = x/
x^2−1 , verify whether f is one-to-one
or not.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


is NOT 1-1



Verification left as an exercise for the student. Hint: You only need one counter-example, so let and check and


John

My calculator said it, I believe it, that settles it