SOLUTION: [(-6x^y)^3]^7 (5x)^4 * (-4x)^3 I am a parent that wants to know what these two would look like simplified to make sure I am doing them correctly.

Question 435596: [(-6x^y)^3]^7
(5x)^4 * (-4x)^3
I am a parent that wants to know what these two would look like simplified to make sure I am doing them correctly.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
[(-6x^y)^3]^7
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= [-216x^(3y)]^7
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= [-2.19x10^16*x^(21y)]
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(5x)^4 * (-4x)^3
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(625x^4)*(-64x^3)
= -4000x^7
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Cheers,
Stan H.
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I am a parent that wants to know what these two would look like simplified
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