cos square 90 + cos square 90 minus cot square 45=?
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2
Step-by-step explanation:
cos square 90=0and cot square 45 is 1 .
therefore we have
0+0-1=-1
amansingh4956:
cos square 90+cosec saquare 90-cot square 45=?
Answered by
1
refer to the attachment .....
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