1.

The set of all x in ((-pi)/( 2), (pi)/(2)) satisfying |4 sin x - | lt sqrt(5) is given by

Answer»

`(- (PI)/( 10), (3 pi)/(10))`
`((pi)/( 10), (3 pi)/( 10))`
`((pi)/( 10), -(3 pi)/( 10))`
`((- 3 pi)/(10), (- pi)/( 10))`

ANSWER :A


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