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If cos25^0+sin25^0=p , then cos50^0 is s...

If `cos25^0+sin25^0=p ,` then `cos50^0` is `sqrt(2-p^2)` (b) `-sqrt(2-p^2)` `psqrt(2-p^2)` (d) `-psqrt(2-p^2)`

A

`sqrt(2-p^2)`

B

`-psqrt(2-p^(2))`

C

`psqrt(2-p^(2))`

D

`-sqrt(2-p^(2))`

Text Solution

Verified by Experts

The correct Answer is:
C
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