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lim (x to ((1)/(sqrt2))^(+))(cos ^(-1) (...

`lim _(x to ((1)/(sqrt2))^(+))(cos ^(-1) (2x sqrt(1- x ^(2))))/((x-(1)/(sqrt2)))- lim _(x to ((1)/(sqrt2))^(-))(cos ^(-1) (2x sqrt(1-x ^(2))))/((x- (1)/(sqrt2)))=`

A

`sqrt2`

B

`2sqrt2`

C

`4 sqrt2`

D

`0`

Text Solution

Verified by Experts

The correct Answer is:
C
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