Question 48029
(2x^5)^3  = 2^3x^5*3 = 8x^15

(-3x^4)^3 = -3^3x^4*3 = -27 x^12

we get    8x^15/-27x^12 = -8 x^(15-12)/27 = -8x^3 / 27


Hope the solution is clear to you.

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