Question

Express cosec 67° + cot 67° in terms of trigonometric ratios of angles between 0 and 45°.​

Answer 1

Answer:

$cosec(90 - \alpha ) = \sec( \alpha \\ \cot(90 - \alpha ) = \tan( \alpha )$

cosec(90-13°)=sec13°

cot(90-13°)=tan13°

=sec13°+tan13°

Answer 2

Answer:

 

Step-by-step explanation: