SOLUTION: Rewrite this expression with positive exponents and simplify. [(x^2y^-2)^-1]^-1 Thanks!

Question 466421: Rewrite this expression with positive exponents and simplify.
[(x^2y^-2)^-1]^-1
Thanks!
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Raising something to the -1 power is just taking the reciprocal. So the two instances of raising to the -1 power is nothing more than taking the reciprocal of the reciprocal -- in other words the two operations cancel each other.

The only thing left is to put an

in your numerator and a

in your denominator

John

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

The Out Campaign: Scarlet Letter of Atheism

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