Find the sum of the series: `sin^3 (x/3)+3sin^3 (x/3^2)+3^2 sin^3 (x/3^3)+… to n `

Find the sum to n terms of the series sin^3 theta +1/3 sin^3 3theta+1/3^2sin^3 9theta+1/3^3 sin^3 27theta+…

Find the sum of the series sintheta- (sin2theta)/(2!)+(sin3theta)/(3!)-… to oo

Sum ot n terms the series sin^3theta+sin^3 3theta+sin^3 5 theta+…

Find the sum of n terms of the series (x+y)+(x^(2)+2y)+(x^(3)+3y)+...

sin x sin 2x sin 3x

Find the number of solutions of the equations (sin x - 1)^(3) + (cos x - 1)^(3) + ( sin x)^(3) = ( 2 sin x + cos x - 2)^(3) in ( 0, 2 pi) .

int sin x .sin2x.sin3x dx

int sin x sin2x sin3x

If sin(x +3alpha)=3 sin (alpha-x) , then

int_0^(pi/2) sin^3x/(sin^3x+cos^3x)dx