Homework Help: algebra

Posted by susan smith on Saturday, July 10, 2010 at 10:40pm.

Is this equation correct: (x y)3 = x y3 ? Explain why. If it is correct, how can you prove this? If it is incorrect, what should be done to make it right?

algebra - Damon, Saturday, July 10, 2010 at 10:45pm
(xy)^3 = x y x y x y = x x x y y y = x^3y^3

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