1.

Ify = tan^(1-) sqrt((x+1)/(x-1)) " for " |x| gt 1 " then " (dy)/(dx) =

Answer»

`(-1)/(2|X|sqrt(x^(2)-1))`
`(-1)/(2xsqrt(x^(2)-1))`
`1/(2xsqrt(x^(2)-1))`
`1/(2xsqrt(x^(2)-1))`

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions