SOLUTION: Simplify: (2x(^-2)-y^-1)^-1 I think the answer is 1/2x^2-y???????????

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Question 130488: Simplify: (2x(^-2)-y^-1)^-1 I think the answer is 1/2x^2-y???????????
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
(2x^(-2)-y^-1)^-1 I assume this is the problem.
=(2/x^2 - 1/y)^-1
=((2y-x^2)/x^2y)^-1
=x^2y/(2y-x^2)
.
Ed