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If Cosh (x) = (5)/(4), then Cosh (3x) =...

If `Cosh (x) = (5)/(4)`, then Cosh (3x) =

A

`(61)/(16)`

B

`(63)/(16)`

C

`(65)/(16)`

D

`(61)/(63)`

Text Solution

Verified by Experts

The correct Answer is:
C
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