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साबित करें कि cos 36^(@) cos72^(@) cos...

साबित करें कि `cos 36^(@) cos72^(@) cos108^(@) cos 144^(@) = (1)/(6)`

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cos36^(@)-cos72^(@)=

Show that cos36^(@) cos72^(@) cos108^(@) cos144^(@)=(1)/(16)

cos 36^(@) - cos 72^(@) =

Prove that: cos36^(@)cos72^(@)cos108^(@)cos144^(@)=(1)/(16)

Prove that cos36^(@)cos72^(0)cos108^(0)cos144^(0)=(1)/(16)

Prove that cos36^(@)cos72^(@)cos108^(@)cos144^(@)=1//16 .

Prove that cos 36^(@) cos 72^(@) cos 108^(@) cos 144^(@)=1//16 .