1.

Let f:(-1,1) to B, be a function defined by f(x) = tan^(-1)((2x)/(1-x^(2))), then f is both one-one and onto when B is the interval.

Answer»

`(0, pi/2)`
`[0, pi/2)`
`[ - pi/2, pi/2]`
`( - pi/2, pi/2)`

ANSWER :D


Discussion

No Comment Found