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

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

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Prove that cot^4 theta+ cot^2 theta= cosec^4 theta-cosec^2 theta

Prove that cot^(4)theta+cot^(2)theta="cosec"^(4)theta-"cosec"^(2)theta

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

If cot^4 theta+ cot^2 theta=3 then cosec^4 theta- cosec^2 theta = ?

Prove that 2sec^2theta-sec^4theta-2 cosec^2theta+cosec^4theta=cot^4theta-tan^4theta

2sec^2theta-sec^4theta-2cosec^2theta+cosec^4theta=cot^4theta-tan^4theta .

Prove the following 2sec^2theta-2cosec^2theta-sec^4theta+cosec^4theta=cot^4theta-tan^4theta

Prove the following: 2sec^2theta-sec^4theta-2cosec^2theta+cosec^4theta=cot^4theta-tan^4theta

what is value of: |[cosec^2theta,cot^2theta,1],[cot^2theta,cosec^2theta,-1],[42,40,2]| ?