The value of cos 12^0+cos 84^0+cos 156^0...

The value of `cos 12^0+cos 84^0+cos 156^0+cos 132^0` is `1/2` `1` `-1/2` `1/8`

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Find the value of cos12^0+cos84^0+cos156^0+cos132^0

Find the value of cos12^0+cos84^0+cos156^0+cos132^0

Find the value of cos12^0+cos84^0+cos156^0+cos132^0

The value of cos12^@+cos84^@+cos156^@+cos132^@ is

The value of cos12^(0)+cos84^(0)+cos156^(@)+cos132^(@)is

The value of cos12^(@)+cos84^(@)+cos156^(@)+cos132^(@) is

The value of cos12^(@)+cos84^(@)+cos156^(@)+cos132^(@) is

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