Homework Help: math

Posted by alainia on Friday, October 29, 2010 at 6:55pm.

Use the properties of exponents to rewrite each expression so that it contains only positive exponents and simplify.

(x^-1y^-2/x^-2y^3)^2

math - Damon, Friday, October 29, 2010 at 7:10pm
[(1/xy^2)/(y^3/x^2)]^2

[x/y^5]^2

x^2/y^10

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