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question mark

calculate integral value of( xcosx dx).

Reddy Rakesh , 12 Years ago
Grade 11
anser 3 Answers
macharla saikrishna

Last Activity: 12 Years ago

answer :- x sinx + cosx + C

 

 

Reddy Rakesh

Last Activity: 12 Years ago

your answEr is correct but how it is?please explain me

u. s. p. srinivas aditya

Last Activity: 12 Years ago

∫x.cosxdx
=> x∫cosxdx-∫[d(x)/dx(∫cosxdx)]dx

=> xsinx-∫(sinx)dx

=> xsinx+cosx+c

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