OP
I've always had the same Q!
I always lean on just writing 2cis(pie/3) or whatever it is, then I got paranoid so I write Modulus = 2 Argument = pie/3, then I get even more paranoid and write the whole expansion (2cospie/3 + 2isinpi/3 ) then after I do that I realise wow, what an epic waste...