question: suppose that where n is a natural no. find the value of E for a) n = 3k b) n = 3k +1 c) n = 3k + 2 where k is an odd no. sorry that i don't type my malfunction workings. thanks!
Follow Math Help Forum on Facebook and Google+
Hi You should try using the exponential form of the two complex numbers : it'll make the manipulation of the powers easier.
Originally Posted by flyingsquirrel Hi You should try using the exponential form of the two complex numbers : it'll make the manipulation of the powers easier. thanks but i haven't learn exponential yet!
OK. You may know De Moivre's formula instead ?
Use the following with the above post.
View Tag Cloud