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If underset(x rarr 0)lim (2a sin x - sin...

If `underset(x rarr 0)lim (2a sin x - sin 2x)/(tan^(3)x)` exists and is equal to 1, then the value of a is -

A

2

B

1

C

0

D

`-1`

Text Solution

Verified by Experts

The correct Answer is:
B
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