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Integration by parts?

0 votes

to solve the integral 4x cos (3x) dx

integration

asked Jul 24, 2014 in PRECALCULUS by anonymous

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1 Answer

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Substitute u value.

Therefore ∫4x cos (3x ) dx = 4/3 x sin(3x ) + 4/9 cos(3x ) + C.

answered Jul 25, 2014 by joly Scholar

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