Math, asked by Mrkerhin8497, 11 months ago

Cosec^4theta-cot^4theta=cosec^2theta+cot^2theta

Answers

Answered by aRJunaggarwal14

0

Answer:

Step-by-step explanation:

(cosec^2theta+cot^2theta)(cosec^2theta-cot^2theta) = cosec^2theta+cot^2theta

=>cosec^2theta-cot^theta = 1

=> cosec^2theta = cot^2theta + 1

As the above equation is an identity the expression is proved

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