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CBSE Class 12-science Answered

What is the integration x/(1+x tanx) ??  
Asked by deepukumarjatoliya | 28 Jan, 2019, 09:28: PM
answered-by-expert Expert Answer
begin mathsize 16px style integral fraction numerator x space d x over denominator 1 plus x space tan x end fraction space equals space integral fraction numerator x space cos x space d x over denominator cos begin display style space end style begin display style x end style begin display style space end style begin display style plus end style begin display style space end style begin display style x end style begin display style space end style begin display style sin end style begin display style x end style end fraction l e t space u space equals space cos space x space plus space x space sin x d u space equals space left parenthesis negative sin space x space plus space x space cos space x space plus space sin space x right parenthesis space d x space equals space x space cos x space d x integral fraction numerator d u over denominator u end fraction space equals space log left parenthesis u right parenthesis space plus C space space equals space log left parenthesis cos space x space plus space x space sin x right parenthesis space plus space C end style
Answered by Thiyagarajan K | 28 Jan, 2019, 11:47: PM

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CBSE 12-science - Maths
Example 17 Solve the following system of equations by matrix method. 3x-2y+3z =8 2x+y-z=1 4x-3y+2z = 4
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CBSE 12-science - Maths
Please Answer this case study..!!.
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CBSE 12-science - Maths
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CBSE 12-science - Maths
The probability that a pen manufactured by a company will be defective is 0.1. If 12 such pens are selected find the probability that i) exactly 2 will be detective ii) at least 2.will be defective iii)none will he defective
Asked by annapoornaa429 | 31 Mar, 2024, 08:23: PM
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CBSE 12-science - Maths
limit x tends to zero tanx-sinx/x^3
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CBSE 12-science - Maths
what is a hyperbola
Asked by sheensvlog | 27 Mar, 2024, 10:15: PM
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CBSE 12-science - Maths
evaluate integration of log(sinx) dx
Asked by jprathamesh023 | 23 Mar, 2024, 04:01: PM
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CBSE 12-science - Maths
construct of 2 × 3 matrix a=[aij] whose elements are aij=ij
Asked by antra1799 | 18 Mar, 2024, 07:49: PM
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CBSE 12-science - Maths
bag 1 contains 8 red and 2 black balls. bag 2 contains 7 red and 5 Black balls. one of the bags is chosen at random and a ball is drawn from it, which is found to be black. find the probability that the ball is drawn from bag 1.
Asked by janusingh736 | 13 Mar, 2024, 04:19: PM
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