3 ms·(it's the other way round, e^(ix) = cos(x) + i sin(x))by plopilop 7y ago(it's the other way round, e^(ix) = cos(x) + i sin(x))Koshkin 7y agoAddition is commutative.bzbarsky 7y agoNot sure whether that was meant as a joke or not, but the difference is which term is real and which is imaginary, not the order of the terms...deleted 7y ago[deleted]