Math, asked by TAQUI8867, 1 year ago

(1+cotα-cosecα)(1+cotα+cosecα)=2cotα

Answers

Answered by sandy1816

0

Step-by-step explanation:

LHS

(1+cota)²-cosec²A

=1+2cota+cot²a-1-cot²a

=2cota

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