Math, asked by vrindajain2004, 7 months ago

eliminate a between coseca+cota=p and coseca-cota=q

Answers

Answered by shivangimishra0708
1

Answer:

on multiplying both equations, we get:-

coesec^2a - cot^2a = pq

the terms written on left hand side represent an identity which is equal to 1. therefore we can write pq = 1

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