Quote (Marcs @ 9 Jun 2015 23:08)
Actually the correct answer to this is is :
5y(y2+3x)^3
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8xThis if you need to expand it you will get:
5y^2 + 15y^5 x + 30y^5 + 80y^3x^2 + 45y^3 x + 135yx^2
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8x