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November 23, 2014

November 23, 2014

Posted by **Rin-chan-san** on Wednesday, October 9, 2013 at 9:34pm.

a) |z-1|=2

b) |z-3i|=2

c) |z-5+2i|=2

I'm not sure, but are you supposed to rearrange the whole thing to |z|=a+bi? So, part b would be |z|=2+3i.

- math-complex numbers -
**Steve**, Wednesday, October 9, 2013 at 11:31pmall are circles of radius 2, with center at various numbers.

|z-c| = r has center at c.

|z|^2 = x^2+y^2

That's why the curves are circles.

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