1.

Differentiate ((x-1)/(x+1))^2

Answer»

SOLUTION :`y=((x-1)/(x+1))^2`
`dy/dx=2((x-1)/(x+1)) cdotd/dx((x-1)/(x+1))`
`2 CDOT(x-1)/(x+1)cdot(d/dx(x-1)cdot(x+1)-(x-1)cdot d/dx(x+1))/(x+1)^2`
`=2(x-1)/(x+1) cdot ((x+1)-(x-1))/(x+1)^2`=(4(x-1))/(x+1)^3`


Discussion

No Comment Found

Related InterviewSolutions