The value of `( sin theta )/( sin^(2) (pi//8 + theta //2)-sin^(2)(pi//8- theta //2))=`

Find the value of cos^(2) (pi/8 - theta/2) - sin^(2) (pi/8 + theta/2).

Prove that, sin^(2) (pi/8 + theta/2) - sin^(2)(pi/8 - theta/2) = 1/sqrt2 sin theta

Evaluate sin^(2)((pi)/(8)+(theta)/(2))-sin^(2)((pi)/(8)-(theta)/(2))

Prove that sin ^(2) ((pi)/(8) + (theta)/(2)) - sin ^(2) ((pi)/(8) - (theta)/(2)) = sin ""(pi)/(4) sin theta.

The value of sin theta sin((pi)/(3)-theta)sin((pi)/(3)+theta) lies in [pi,theta], then pi=... and theta=...

What is the value of [sin (90^@-10 theta) -cos (pi- 6 theta)]//[cos (pi//2 -10 theta) - sin (pi- 6 theta)] ? [sin (90^@-10 theta) -cos (pi- 6 theta)]//[cos (pi//2 -10 theta) - sin (pi- 6 theta)] का मान क्या है?

Prove that cos^2(pi/4-theta)-sin^2(pi/4-theta)=sin 2theta

sin""((pi)/2+ theta ) * cos (pi- theta ) * cot ""((3pi)/(2)+ theta ) - sin""((pi)/2- theta ) * sin""((3pi)/2 - theta ) * cot ""((pi)/2 + theta ) =

Find the value of the expression 3{sin^4((3pi)/2-theta)+sin^4(3pi+theta)}-2{sin^6(pi/2+theta)+sin^6(5pi-theta)}