26 Apr 2022

cosec x=cosec y cosec x cot y cot x then prove that cosec y=cosec z cosec x +_ cot z cot x

 

cosec x=cosec y cosec x cot y cot x then prove that cosec y=cosec z cosec x +_ cot z cot x
cosec x=cosec y cosec x cot y cot x then prove that cosec y=cosec z cosec x +_ cot z cot x



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