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Thanks Edmundson,

I know how to do that with small values it's just that if I get a big number I can't do the mulitply by 2pi thing because a) I won't have the time to figure it out b) I won't...

Hey cdEdmundson,

Thank you for your answer. I understand perfectly what you're saying it's just that I have a small problem and it would be great if you could help me with this.

Ok I know that...

Hi,

I'm having a spot of trouble.

I'm trying to do an exercise (cus I have a maths test tomorrow) and I can't figure this out.

A = cos (PI/3) - cos(2 PI/3) - cos (4 PI/3) + cos (5 PI/3) = 2...