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2-3sinx/cos2 × dx intgration

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2-3sinx/cos2 × dx intgration

Posted by Bad Boy 5 years, 10 months ago

CBSE > Class 12 > Mathematics

1 answers

Aniruddha Arela 5 years, 10 months ago

2 3 sinx ∫ _______ dx - ∫ ________ dx cos 2x cos 2x 2 ∫ sec2x dx - 3 sinx ∫ ____________ dx 2Cos²x - 1 LET cos x = t -sinx dx = dt sinx dx = -dt 2log | sec2x + tan2x | -3 ________________________ - ∫ ______________ dt 2 2(t)²-1 log | sec2x + tan2x | + 1 3 ∫ ___________ dt (t√2)²-1 log | sec2x + tan2x | + _3_ log ( cosx√2-1 / cosx√2+1) + C 2

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