Math, asked by Akash2823, 1 year ago

if y=x^x^x..... then prove that. x dy/dx=y^2/1-y log x

Answers

Answered by FlynnXD
15
y=x^x^x^... is an infinite series, so we can write y=x^y
Now, applying log base e on both sides;
logy=logx^y
logy=y*logx
Differentiating wrt x;
(1/y)*dy/dx = y(logx)' + y' logx

dy/dx = y( y/x + logx*dy/dx)
dy/dx - ylogx * dy/dx = y^2/x
dy/dx = y^2/x(1-ylogx)
Answered by keerthanatumma19
2

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