CBSE Class 12-science Answered
maths que tell

Asked by manyarajawat1 | 06 Nov, 2023, 17:03: PM
It is expected that student should post only one question in one posting. But the image shows huge number of questions.
Hence only first question is solved .
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1- cos(2x) = 2 sin2(x)
Hence , above integration becomes

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Le t u = x and dv = tan2x dx
Hence du = dx and v = 


Hence v = tan(x) - x
Hence integration given in eqn.(1) is solved as


Answered by Thiyagarajan K | 06 Nov, 2023, 23:09: PM
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