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[" Q.4.Prove that "sin20^(@)*sin40^(@)*s...

[" Q.4.Prove that "sin20^(@)*sin40^(@)*sin60^(@)*sin80^(@)],[=(3)/(16)]

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sin20^(@)+sin40^(@)-sin80^(@)=

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

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

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

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

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

Prove that sin 20 ^(@) sin40^(@) sin 60^(@) sin 80^(@) = 3/16

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

For A in R , prove that sin20^(@)sin40^(@)sin60^(@)sin80^(@)=3/16

Prove that sin20^@sin40^@sin80^@=sqrt3/8