Cos^2 90°+cosec^2 90°- cot^2 45°=?
Answers
Answered by
1
Answer:
0
Step-by-step explanation:
- cos 90° is 0 than its square will also 0.
- cosec 90° is 1 than its square is 1
- cot 45° is 1 than square is 1.
0+1-1 = 0
Answered by
1
Answer:
the answer is zero
Step-by-step explanation:
cos^2 90°+cosec^2 90° - cot^2 45°
0+1-1
o
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