Solve the following sum using Trigonometric Identities.
Please solve both the parts. Its urgent.
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(1).(.cosec^2)^2-(1+cot^2theta)
( 1+cot^2theta)^2-1-cot^2theta
1+cot^4theta +2cot^2theta-1-cot^2theta
cot^4theta+cot^2theta.
proved
( 1+cot^2theta)^2-1-cot^2theta
1+cot^4theta +2cot^2theta-1-cot^2theta
cot^4theta+cot^2theta.
proved
Ayush1903:
Thanks buddy, but I wanted even the second part
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