Question

Step 2
2 cosec2 23° cot267°-sin223°
sin267°-cot267° is equal to
(a) 1
(B) Sec223°

(c) tan²23
(d)0​

Answer 1

Answer:

correct answer

B) 1

solution:

= cosec 267 - Tan 223

= cosec 263 - 10 (90 - 67)

= cosec 263 - cot 267

= 1