1.

The solution of the inequality (sec^(-1)x)^(2)-6sec^(-1)x+8 gt 0 is

Answer»

`(-INFTY, SEC2) CUP[1, infty)`
`(sec2,1)`
`[sec2,1]`
`(-infty, sec2] cup [1, infty)`

ANSWER :A


Discussion

No Comment Found