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underset(x to a)lim {:(tanx-tan a)/(sin ...

`underset(x to a)lim {:(tanx-tan a)/(sin a-sin x):}=`

A

sec a

B

`-sec^(2)a `

C

`sec^(3) a`

D

`-sec^(3)a `

Text Solution

Verified by Experts

The correct Answer is:
D
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