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The set of all x in ((-pi)/( 2), (pi)/(2...

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

A

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

B

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

C

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

D

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

Text Solution

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The correct Answer is:
A
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