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cos 1^(@).cos2^(@). Cos 3^(@) …. Cos179^...

`cos 1^(@).cos2^(@). Cos 3^(@) …. Cos179^(@)` का मान है -

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cos1^(@)+cos2^(@)cos3^(@)...+cos179^(@)" is "

The value of the expression cos 1^(@)cos 2^(@) cos 3^(@)…cos 179^(@) is -

cos 1^(@) + cos 2^(@) + cos 3^(@) + ….+ cos 179^(@) =

cos^(@)cos2^(@)cos3^(@).......cos179^(@)=

cos 1^(@) ."" cos 2^(@) ."" cos 3^(@) "…." cos 179 ^(@)=

cos1^(0)cos2^(0)...cos179^(@)

cos 1^(@) ."" cos 2^(@) ."" cos 3^(@) "…." cos 179 ^(@)= ................. A) 0 B) 1 C) -1/2 D) -1

cos 1^(@) + cos 2^(@) + cos 3^(@) + ... + cos 179^(@)=