`(cosecthets-cottheta)^2=(1-costheta)/(1+costheta)`

Prove the following identity, where the angles involved are acute angles for which the expressions are defined. (i) (cosectheta-cottheta)^2=(1-costheta)/(1+costheta)

Prove the following identities: (cos e ctheta-cottheta)^2=(1-costheta)/(1+costheta)

Prove the following identities. where the angles involved are acute angles for which the expressions are defined. (cosectheta-cottheta)^(2)=(1-costheta)/(1+costheta)

Prove the following identities, where the angles involved are acute angles for which the expressions are defined. : (cosectheta-cottheta)^2=(1-costheta)/(1+costheta) .

Prove the following identities,where the angles involved are acute angles for which the expressions are defined. (i) (cosectheta-cottheta)^(2)=(1-costheta)/(1+costheta)

Prove the following identities: (cottheta+cosectheta)^2=(1+costheta)/(1-costheta)

Prove: ((1+sintheta-costheta)/(1+sintheta+costheta))^2=(1-costheta)/(1+costheta)

Prove that (1+cosectheta-cottheta)/(1+cosectheta+cottheta)=(1-costheta)/(sintheta)

Prove that (cosectheta+cottheta)(1-costheta)=sintheta .