1.

(d)/(dx) [x+(x ^(3))/(3 ) + (x ^(5))/(5) +...]=

Answer»

`(d)/(DX) [X+(x ^(3))/(3 ) + (x ^(5))/(5) +...]=`
`(1)/(x ^(2) -1)`
`(2)/(1-x ^(2))`
`(1)/(1 -x^(2))`

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions