Question

If cot0 (1 - 3seco + 2sec20 ) = 1 and 0 > 90°, then O is equal to :
(A) 120°
(B) 210°
(C) 300°
ANSWER KEY
4.(D)
5.(B)
2.(B)
9.(A)
3.(C)
10.(C)
Daily​

Answer 1

Answer:

the answer is A 120

Step-by-step explanation:

o=60

Answer 2

Answer:

(a) is the right answer

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