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(3." The value of "sin20^(@)sin40^(@)sin...

(3." The value of "sin20^(@)sin40^(@)sin60^(@)sin80^(@)" is : ")/((A)-(3)/(16))quad " (B) "(5)/(16)

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

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

The value of sin20^@sin 40^@sin 60^@sin 80^@ is

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

Find the value of sin 20^@ sin 40^@sin 80^@

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

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

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