prove that `cottheta.cot2theta + cot2theta.cot3theta + 2 = cot theta(cot theta-cot3theta)`

prove that cot theta.cot2 theta+cot2 theta*cot3 theta+2=cot theta(cot theta-cot3 theta)

Prove that: cot theta cot2 theta+cot2 theta cot3 theta+2=cot theta(cot theta-cot3 theta)

Show that cot theta* cot 2theta+ cot 2theta *cot 3theta + 2 = cot theta(cot theta - cot 3theta)

Prove that cot theta-tan theta=2cot 2 theta .

Prove that : cot theta-tan theta=2cot2 theta

If theta=9^@ , then what is the value of cot theta cot2 theta cot3 theta cot4 theta cot5 theta cot6 theta cot7 theta cot8 theta cot9 theta ? यदि theta=9^@ ,तो cot theta cot2 theta cot3 theta cot4 theta cot5 theta cot6 theta cot7 theta cot8 theta cot9 theta का मान क्या होगा?

Solve: cot5theta=cot2theta

If theta = 9^(@), then what is the value of cot theta cot 2 theta cot 3 theta cot 4 theta cot 5 theta cot 6 theta cot 7 theta cot 8 theta cot 9 theta ?

Prove that (cot theta+csc theta-1)/(cot theta-csc theta)=(cot theta+csc theta)(cot theta+csc theta-1)

((cottheta)/(cottheta-cot3theta)+(tantheta)/(tantheta-tan3theta))=?