" (ii) "sin10^(@)sin50^(@)sin60^(@)sin70^(@)=(sqrt(3))/(16)

(i) sin10^(@)sin50^(@)sin70^(@)

sin50^(@)-sin70^(@)+sin10^(@)=?

Prove the following: (i) "sin" 10^(@) sin 50^(@) sin 70^(@)=(1)/(8) (ii) "sin" 10^(@) sin 30^(@) sin 50^(@) sin 70^(@)=(1)/(16)

sin10^(@)sin30^(@)sin50^(@)sin70^(@)sin90^(@)=

value of sin10^(@)sin30^(@)sin50^(@)sin70^(@)

sin 20^(@) sin 40^(@) sin 60^(@) sin 80^(@) =(3)/(16)

Find 1-sin10^(@)sin50^(@)sin70^(@) .

Prove that sin10^@sin50^@sin60^@sin70^@=sqrt3/(16)

Prove that sin 10^@sin50^@ sin 60^@ sin 70^@=sqrt(3)/16