Question icon
Grade 12Differential Calculus

differentiate the following function with respect to x
tan^-1(x – a/x+a)

Profile image of taniska
12 Years agoGrade 12
Answers icon

2 Answers

Profile image of Rinkoo Gupta
12 Years ago

y=tan-1{(x-a)/(x+a)}

dy/dx=1/[1+{(x-a)/(x+a)}2].[{(x+a).1-(x-a).1}/(x+a)2]

=(x+a)2/(x+a)2+(x-a)2.[2a/(x+a)2]

=2a/2(x+a)2

=a/(x+a)2
Thanks & Regards
Rinkoo Gupta
AskIITians faculty
Profile image of Arun Kumar
12 Years ago
Hi

Thanks & Regards, Arun Kumar, Btech,IIT Delhi, Askiitians Faculty