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Grade 12th passAlgebra

derivative of x^x^x

Profile image of Miss Pooja
12 Years agoGrade 12th pass
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1 Answer

Profile image of Arun Kumar
12 Years ago
Hello Student,
y=x^x^x
taking log on both sides, we get
logy=xlog(x^x)
=>logy=x.xlogx=x^2logx
differentiating w. r. to x
(1/y).dy/dx=x^2.(1/x)+logx.2x
=x+2xlogx
=x(1+2logx)
dy/dx=y.x(1+2logx)
=(x^x^x).x(1+2logx)
Thanks & Regards
Arun Kumar
Btech, IIT Delhi
Askiitians Faculty