English, asked by chiragrelekar47591, 6 months ago

If cosec A+cotA=p and cosecA-cotA=Q, thenpq=

Answers

Answered by pinkykamepally

1

cosec^2 A - cot^2 A

Explanation:

PQ= (cosec A + cotA) (cosecA - cotA )

= ( a. + b ) (a - b)

= cosec^2 A - cot^2 A

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