sin20^(@)*sin40^(@)*sin80^(@)" का मान नि...

sin20^(@)sin40^(@)sin80^(@)" का मान निम्नलिल्बित मे से किसके बराबः "

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sin20^(@)sin40^(@)sin60^(@)sin80^(@)

sin20sin40sin80

sin 40^(@) - sin 80^(@)+ sin 160^(@) =

Find sin20^(@)sin40^(@)sin60^(@)sin80^(@) .

sin^(3)20^(@)+sin^(3)40^(@)-sin^(3)80^(@)=

sin 20^(@) * sin 40^(@) * sin 60^@ * sin 80^(@) =

Sin40^(@) - Sin80^(@) + Sin160^(@) =

Prove that 8 sin20^(@) sin40^(@) sin80^(@) = sqrt3

sin20^(0)sin40^(0)sin60^(0)sin80^(@)=(3)/(16)