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Y=cos-1x/v(x2+a2)Dy/dx=-[1/v1-{x/v(x2+a2)}2].[{v(x2+a2).1-x.2x/v(x2+a2)}/(x2+a2)]=-a/(x2+a2)Thanks & RegardsRinkoo GuptaAskIITians Faculty
Y=cos-1x/v(x2+a2)
Dy/dx=-[1/v1-{x/v(x2+a2)}2].[{v(x2+a2).1-x.2x/v(x2+a2)}/(x2+a2)]
=-a/(x2+a2)
Thanks & Regards
Rinkoo Gupta
AskIITians Faculty
Thanks & Regards, Arun Kumar, Btech,IIT Delhi, Askiitians Faculty
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