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find integration of x3+xcosx+tan3x from limit -pi/2 to pi/2

kamalesh , 7 Years ago
Grade 12
anser 1 Answers
Hanna

Last Activity: 7 Years ago

Integral 3x from π/2 to -π/2 is 0 since 3*(-x) =-3x therefore odd and hence forth 0Similarly (-x)cos(-x)=-xcosx is odd and hence 0tan(-3x)=-tan3x therefore odd hence integral from π/2 to -π/2 is 0Hence I=0

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