SOLUTION: i'm having a hard time with this question simplify (y^x times y^-x)^4

SOLUTION: i'm having a hard time with this question simplify (y^x times y^-x)^4

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Question 677830: i'm having a hard time with this question
simplify (y^x times y^-x)^4
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
simplify (y^x times y^-x)^4
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Multiply --> add exponents.

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