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CBSE Class 12-science Answered

Integration ( 2 sin 2 thita – cos thita) dthita/(6 – cos2thita – 4 sin thita)
Asked by haroonrashidgkp | 11 Nov, 2018, 03:55: PM
answered-by-expert Expert Answer
begin mathsize 16px style straight I equals integral fraction numerator 2 sin 2 straight theta minus cosθ over denominator 6 minus cos squared straight theta minus 4 sinθ end fraction dθ straight I equals integral fraction numerator 2 cross times 2 sinθcosθ minus cosθ over denominator 6 minus open parentheses 1 minus sin squared straight theta close parentheses minus 4 sinθ end fraction dθ straight I equals integral fraction numerator cosθ open parentheses 4 sinθ minus 1 close parentheses over denominator 6 minus 1 plus sin squared straight theta minus 4 sinθ end fraction dθ straight I equals integral fraction numerator cosθ open parentheses 4 sinθ minus 1 close parentheses over denominator 5 plus sin squared straight theta minus 4 sinθ end fraction dθ Put space sinθ equals straight t cosθdθ equals dt straight I equals integral fraction numerator 4 straight t minus 1 over denominator 5 plus straight t squared minus 4 straight t end fraction dt Solve space this space further end style
Answered by Sneha shidid | 12 Nov, 2018, 09:55: AM

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CBSE 12-science - Maths
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