1.

If I_(n) = int Sec^(n) xdx thenI_(8) - (6)/(7) I_(6) =

Answer»

`(Sec^(6) " X tanx")/(7)`
`(-Sec^(6) " x tanx")/(7)`
`(Sec^(6) " x tanx")/(8)`
`(-Sec^(6) " x tanx")/(9)`

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions