1 + 4i / 1 - i Thanks in advance!
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Originally Posted by Hapa 1 + 4i / 1 - i Thanks in advance! Is it (1 + 4i)/(1 - i), that is, Please be less ambiguous when you post.
My apologies. Yes, it is as you listed (1 + 4i) / (1 - i)
Originally Posted by Hapa My apologies. Yes, it is as you listed (1 + 4i) / (1 - i) Use the difference of two squares and to rationalise the denominator Spoiler: google can actually do your sum XD: Click me
Last edited by e^(i*pi); Apr 12th 2009 at 06:30 PM. Reason: adding google link
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