1.

Differentiate (1-cosx)/(1+cosx)

Answer»

SOLUTION :`y=(1-cosx)/(1+cosx)`
`d/dx(1-cosx)(1+cosx)`
`dy/dx=(-(1-cosx)d/dx(1+cosx))/(1+cosx)^2`
`=(SINX(1+cosx)+(1-cosx)sinx)/(1+cosx)^2`
`(2sinx)/(1+cosx)^2`


Discussion

No Comment Found

Related InterviewSolutions