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If u=secx+tanx-1,v=secx-tanx+1," then "u...

If `u=secx+tanx-1,v=secx-tanx+1," then "u'v+v'u=`

A

`sec^(2)x`

B

`-sec^(2)x`

C

`2sec^(2)x`

D

`-2sec^(2)x`

Text Solution

Verified by Experts

The correct Answer is:
C
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