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Let f(x)= ( cos 2 - cos 2x)/( x^(2) -|x|...

Let `f(x)= ( cos 2 - cos 2x)/( x^(2) -|x|)` , then

A

`underset( x rarr -1) ( "Lim") f(x) = 2 sin 2`

B

`underset( x rarr 1) ( "Lim") f(x) = 2 sin 2`

C

`underset( x rarr -1) ( "Lim") f(x) = 2 cos 2`

D

`underset( x rarr 1) ( "Lim") f(x) = 2 cos 2`

Text Solution

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The correct Answer is:
A, B
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