differentiation of sin4xcosx
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y = sin4x cosx
dy/dx = 4 cos4x cosx + sin4x (-sinx)
dy/dx = 4 cos4x cosx - sin4x sinx
dy/dx = 4 cos4x cosx + sin4x (-sinx)
dy/dx = 4 cos4x cosx - sin4x sinx
jahnavisunchu:
i did a mistake
in the second step
dy/dx = 4 sin4x cosx + sin4x ( -sinx )
dy/dx = sin4x (4 cosx - sinx)
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