SOLUTION: What is the cube root of -9x^2y^4 times cube root of 12xy

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Question 1022768: What is the cube root of -9x^2y^4 times cube root of 12xy
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
cbrt%28-9x%5E2y%5E4%29+%2A+cbrt%2812xy%29+=+cbrt%28-108x%5E3y%5E5%29
Now pull out cube roots -27, x^3 and y^3, giving us
-3xy%2Acbrt%284y%5E2%29