Logarithmic differentiation

Calculus
Tutor: None Selected Time limit: 1 Day

Use logarithmic differentiation to find the derivative of the function.

y = 
sin6 x tan4 x
(x2 + 1)2
Feb 15th, 2015

lny = 6 lnsinx +4 lntanx- 2ln((x^2+1)

dlny/dx = 1/y dy/dx 

dydx = y*dlny/dx = y*(6tanx+4 secxcscx - 4x/(x^2+1))  

Feb 15th, 2015

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Feb 15th, 2015
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Feb 15th, 2015
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