SOLUTION: Simplify: (-x^2y^5)^4 (-x^2 y^4)^5

Question 203742: Simplify: (-x^2y^5)^4 (-x^2 y^4)^5
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
(-1x^2y^5)^4 * (-1x^2y^4)^5
.
x^8y^20 * -1 * x^10y^20
.
( -x^18 y^40)
.
check, let x=1,,y=2,,,,,in both original and snswer,,-2^40,,,ok

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