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If 5x=sectheta and 5/x=tantheta , find t...

If `5x=sectheta` and `5/x=tantheta` , find the value of `5(x^2-1/(x^2))` .

A

5

B

`1/5`

C

`2/5`

D

0

Text Solution

Verified by Experts

The correct Answer is:
B
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