` cos1^@ . cos2^@ . cos3^@.........cos179^@` is equal to :

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

The value of cos 1^@ . Cos 2^@ , cos 3^@ cos 179 ^@ is equal to

The value of cos1^o.cos2 ^o.cos3^o.....cos179^o is equal to

The value of cos 1^@ cos 2^@ cos 3^@... cos 179^@ is

Select the correct option from the given alternatives.The value of the expression cos1^@ cos2^@ cos3^@..........cos179^@= …………

The value of cos1^@. cos2^@. cos 3^@....cos 179^@= a. 1/sqrt2, b.0, c.1, d.-1

The value of cos1^@cos2^@cos3^@....cos180^@ is

The value of cos 1^@ cos 2^@ cos 3^@ …..cos 179^@ is

The value of cos1^@cos2^@cos3^@....cos90^@ is