" The value of "^(sin(pi)/(10)sin(13 pi)/(10))

sin((pi)/(10))sin((3pi)/(10))=?

Find the value of (a) sin(pi)/(10)+sin(13pi)/(10) (b) cos^(2)48^(@)=sin^(2) 12^(@)

Find the value of (a) sin(pi)/(10).sin(13pi)/(10) (b) cos^(2)48^(@)-sin^(2) 12^(@)

The value of sin""(pi)/(10)sin""(13pi)/(10) is

The value of sin""(pi)/(10)sin""(13pi)/(10) is

The value of sin""(pi)/(10)sin""(13pi)/(10) is

sin(pi/10)sin((13pi)/10)=

sin ((pi) / (10)) sin ((3 pi) / (10))

sinpi/10+sin(13pi)/(10)=?

The value of sin(pi)/(14)sin(3 pi)/(14)sin(5 pi)/(14)sin(7 pi)/(14)sin(9 pi)/(14)sin(11 pi)/(14)sin(13 pi)/(14) is equal to