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CBSE Class 12-science Answered

If space straight x squared plus xy plus straight y squared equals straight a comma space find space dy over dx
Asked by Topperlearning User | 01 Aug, 2014, 10:16: AM
answered-by-expert Expert Answer

 We have

            Differentiating with respect to
           
Answered by | 01 Aug, 2014, 12:16: PM

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If y = tan-1 { (1 + x)1/2 – (1-x)1/2/ (1+ x)1/2 + (1- x)1/2 Prove that dy/dx = 1 / 2(1 – x2)1/2
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