Question

U will get 25 points...
pls answer but don't give any silly answers.

Irrelevant answers will be immediately reported...

Answer 1

please mark it as a brainliest answer

Answer 2

you must know that

${ \sin( \alpha ) }^{2} + { \cos( \alpha ) }^{2} = 1 \\ { \sec( \alpha) }^{2} = { \tan( \alpha ) }^{2} + 1$