-sin(6x - 2)
-sin(3x2 - 2x)dx
(6x - 2) sin(3x2 - 2x)
-(6x - 2)sin(3x2 - 2x)
Correct answer is D
Let 3x2−2x=u
y=cosu⟹dydu=−sinu
dudx=6x−2
∴
= - (6x - 2) \sin (3x^{2} - 2x)
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