Prove that,` sin^2 theta+ cosec^2 theta>=2 `

Prove that cos^2 theta cosec^2 theta+sin^2 theta=cosec^@ theta

Prove that sec^(2) theta + cosec^(2) theta = sec^(2) theta * cosec^(2) theta

Prove that sec^(2) theta + "cosec"^(2) theta = sec^(2) theta "cosec"^(2) theta

Prove that (sin theta + "cosec" theta)^(2)+(cos theta + sec theta)^(2)=(7+ tan^(2) theta + cot^(2) theta).

Prove that: sec^(2)theta+csc^(2)theta>=4

Prove that (sin theta + cos theta )( cosec theta - sec theta ) = cosec theta. Sec theta -2 tan theta

Prove that : sec^(2)theta+"cosec"^(2)theta=sec^(2)theta*"cosec" ^(2)theta

Prove that : (sin^(4)theta- cos^(4) theta+ 1) "cosec"^(2)theta=2

Prove that: sec^(2)theta+"cosec"^(2)theta=sec^(2)thetaxx"cosec"^(2)theta.