Products of functions

Products of functions

4 marks
TGM Original
Given y=x sin(2 x), find dydx. Hence find its value at x=0.

Solution:

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Answer:\(\dfrac{\mathrm{d}y}{\mathrm{d}x}=2 x \cos{\left(2 x \right)} + \sin{\left(2 x \right)}\); at \(x=0\), \(0\).

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