Question

Cosec²55°-tan²35°+2tan45°.cot45°

Answer 1

Answer:

The answer is 3

Step-by-step explanation:

Cosec^2 55 - tan^2 35 + 2 tan45. cot45

= Sec^2 35 - tan^2 35 + 2× 1× 1

= 1+ 2 ( Using

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

=3

[Ans]

Hope it will help you . Mark it Brainliest Answer.