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Mathematics 11 Online
OpenStudy (anonymous):

If y=x^{2}sin2x, then dy/dx= ? A) 2xcos2x B) 4xcos2x C) 2x(sin2x+cos2x) D) 2x(sin2x-xcos2x) E) 2x(sin2x+xcos2x)

OpenStudy (anonymous):

try using the product rule

OpenStudy (anonymous):

y = v'u + vu'

OpenStudy (anonymous):

B

OpenStudy (anonymous):

|dw:1365116662821:dw|

OpenStudy (anonymous):

Wait, think I got it. Is it choice E?

OpenStudy (anonymous):

its e

OpenStudy (anonymous):

Yay, I was right

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