please help with this algebra question (3x^2y^3)^2 * (-2x^2y^-3)^3 simplify?

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please help with this algebra question (3x^2y^3)^2 * (-2x^2y^-3)^3 simplify?

2007-10-31 17:55:04 · 3 answers · asked by gr8ventura 1 in Science & Mathematics ➔ Mathematics

3 answers

9x^2y^6 *(-8)x^6y^(-9)
= -72x^8y^(-3)
= -72x^8/y^3

2007-10-31 17:59:54 · answer #1 · answered by norman 7 · 0⤊ 0⤋

Remember that given (ax^b)^c the general rule is

(a^c)[x^(b*c)]

(3x^2y^3)^2 * (-2x^2y^-3)^3
= (9x^4)(y^6)*(-8x^6)(y^-9)
=-72x^(4+6)y^(6-9)
=-72x^10y^-3

2007-11-01 01:13:24 · answer #2 · answered by SL 2 · 0⤊ 0⤋

(3xÂ²2yÂ²)Â² * (-2xÂ²yÂ Â¯Â³)Â³
= (9x^4)(y^6) * (-8x^6y^(-9)
= -72x^10 y^(-3)

2007-11-01 01:19:08 · answer #3 · answered by Venkatesh V S 5 · 0⤊ 0⤋