Question

2sec 23/cosec67+cot45​

Answer 1

Answer:

Step-by-step explanation:

2 sec 23° / cosec 67° + cot 45°

= 2 sec ( 90° - 67°) / cosec 67° + cot 45°

= 2 cosec 67° / cosec 67° + cot 45° ( ∵sec ( 90° - x ) = cosec x )

= 2 ( 1 ) + 1 ( ∵ cot 45° = 1 )

= 2 + 1

= 3 is the answer.