[" (6) "sin^(2)theta*cos^(2)theta*(sec^(2)theta+csc^(2)theta)=1],[" (8) "sec^(4)theta-sec^(2)theta=tan^(2)theta+tan^(4)theta]

Prove that (cosec^(2)theta+sec^(2)theta)/(cosec^(2)theta-sec^(2)theta)=(1+tan^(2)theta)/(1-tan^(2)theta)

Prove that 2sec^(2)theta-sec^(4)theta-2csc^(2)theta+csc^(4)theta=(1-tan^(8)theta)/(tan^(4)theta)

(tan^(2)theta)/(tan^(2)theta-1)+(cosec^(2)theta)/(sec^(2)theta-cosec^(2)theta)=(1)/(sin^(2)theta-cos^(2)theta)

Prove that: 2sec^(2)theta-sec^(4)theta-2csc^(2)theta+csc^(4)theta=(1-tan^(8)theta)/(tan^(2)theta)

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

(sec^(2)theta-sin^(2)theta)/(tan^(2)theta)=cosec^(2)theta-cos^(2)theta

sec^(4) theta (1-sin^4 theta ) - tan^(2) theta =

If sec^(4) theta+ sec^(2) theta = 10 +tan^(4)theta + tan^(2) theta , then sin^(2) theta

Prove the Identity (tan^(2)theta)/(tan^(2)theta-1)+(cosec^(2)theta)/(sec^(2)theta-cosec^(2)theta)=(1)/(sin^(2)theta-cos^(2)theta)