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)`

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))`

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)`

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

Find MCQs & Mock Test

Related questions

Categories