1.

If:[ -2 ,2 ] toRis defined by f(x) = {: { ((sqrt(1+cx) -sqrt(1-cx))/x , " for"-2 le x lt 0), ((x+3)/(x +1) , " for "0 le x le 2):} continuouson[ -2, 2]then c is equal to

Answer»

`(2)/(SQRT(3))`
3
`3/2`
`(3)/(sqrt(2))`

ANSWER :B


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