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" Prove that "sec^(4)A(1-sin^(4)A)-2tan^...

" Prove that "sec^(4)A(1-sin^(4)A)-2tan^(2)A=1

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Prove: sec^(4)A(1-sin^(4)A)-2tan^(2)A=1

Prove that: sec^4A(1-sin^4A) -2 tan^2A=1 .

Prove: sec^4A(1-sin^4A)-2tan^2A=1

Prove: sec^4A(1-sin^4A)-2tan^2A=1

Prove the following identities : sec^(4) A (1 - sin^(4) A) - 2 tan^(2) A = 1

Prove that sec^(4)A-sec^(2)A=tan^(2)A+tan^(4)A .

Prove that sec^(2)A-((sin^(2)A-2sin^(4)A)/(2cos^(4)A-cos^(2)A))=1

prove that 1+2sec^(2)A*tan^(2)A-sec^(4)A-tan^(4)A=0

If sin^(4)A+sin^(2)A=1 then prove that (1)/(tan^(4)A)+(1)/(tan^(2)A)=1

Prove that following identities sec^(4)theta(1-sin^(4)theta)-2tan^(2)theta=1