Simplify expression.Use Pos exponents. Assume variables represent nonzero real #

Mathematics
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(-2x^3y)^2        a) (-2)^2x^5t^2    b)(-2)^2x^6y^2   c) -4x^3y   d)-4x^3y^2

(-2p^4q^4r^4)^6     a)(-2)^24p^24q^24r^24

  b)(-2)^6p^10q^10r^10          c)(-2)^6p^24q^24r^24         d)-12p^10q^10r^10

May 5th, 2015

 (-2x^3y)^2  =  (-2)^2x^6y^2               ( Choice b)

(-2p^4q^4r^4)^6  = (-2)^6p^24q^24r^24  ( Choice c)

May 5th, 2015

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