`1+cot^(2)theta=` ……

Without expanding show that: =|cos ec^(2)theta cot^(2)theta1cot^(2)theta cos ec^(2)theta-142402|=0

value of 1+cot^2theta options are 1] cot^2theta 2] cosec^2theta 3] o 4] sec^2theta

Prove that 1/(1+tan^2theta)+1/(1+cot^2theta) =1

(tan^3theta)/(1+tan^2theta)+(cot^3theta)/(1+cot^2theta)=secthetacosectheta-2sinthetacostheta .

Without expanding show that: cosec theta,cot^(2)theta,1cot^(2)theta,csc^(2)theta,-142,40,2]|=0

Prove the following 1+(cot^2theta) /(1+cosectheta)=cosectheta

Prove the following identity: (tan^3theta)/(1+tan^2theta)+(cot^3theta)/(1+cot^2theta)=(1-2sin^2thetacos^2theta)/(sintheta\ costheta)

Prove: (tan^3theta)/(1+tan^2theta)+(cot^3theta)/(1+cot^2theta)=secthetacos e c\ theta-2sinthetacostheta

What is the value of (1+cot^2theta)sin^2theta ?