1.

(X4 2 sin x +3 cos x)dx(A) 4x3 2 cos x + 3 sin x(B) 3x2 + 2 cosx +3 sin x(C) 4x3 + 2 cosx 3 sin x(D) 4x3 2 cos x 3 sin x

Answer»

= 4x³-2cosx-3sinx , option d.



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