Math, asked by sahumadhusmita45, 11 months ago

cos a+ cot a is m,cosec a-cot a is n than prove that nm is 1

Answers

Answered by pritikasahu8576

1

Step-by-step explanation:

(cosecA+cotA).(cosecA-cotA)

=cosec^2A-cot^2A

=1

nm=1

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