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If cos h 2x = 99 then tan h x =...

If cos h 2x = 99 then tan h x =

A

`(5)/(7sqrt(2))`

B

`(7)/(5sqrt(2))`

C

`(5sqrt(7))/(2)`

D

`(7sqrt(5))/(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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