`cosec(7 pi+theta)*sin(8 pi+theta)=`

cosec(7pi+theta)*(8pi+theta) = _______.

(cosec(2pi+theta)cos(2pi+theta)tan(pi/2+theta))/(sec(pi/2+theta)costhetacot(pi+theta))

Prove that: (cos(2 pi+theta)csc(2 pi+theta)tan(pi/2+theta))/(sec(pi/2+theta)cos theta cot(pi+theta))=1

If "cosec"(pi//2+ theta )+x cos theta cot(pi//2-theta )=sin(pi//2+ theta ), then x =

The value of sin(pi+theta)sin(pi-theta)cosec^(2)theta is equal to .................. A) 1 B) -1 C) sin theta D) -sin theta

The value of sin(pi+theta)sin(pi-theta)cosec^(2)theta is equal to

The value of sin(pi+theta)sin(pi-theta)cosec^(2)theta is equal to

What is the value of ("cosec "(pi+theta)cot{(9pi//2-theta)}"cosec"^(2)(2pi-theta))/(cot(2pi-theta)sec^(2)(pi-theta)sec{(3pi//2)+theta})

Prove that cosec(pi/4+theta/2)cosec(pi/4-theta/2)=2sec theta