Identify IN A ARGAND diagram the points corresponding to the following equation |Z+4|=3|Z|(Thinking)

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- June 23rd 2013, 10:33 PMspacemenonargand diagram
Identify IN A ARGAND diagram the points corresponding to the following equation |Z+4|=3|Z|(Thinking)

- June 24th 2013, 12:21 AMchiroRe: argand diagram
Hey spacemenon.

Hint: Try expanding things in terms of x and y (z = x + iy) and get a formula in terms of the x's and y's. Also note that (x-a)^2 + (y-b)^2 = r^2 is the formula for a circle centered at (a,b) with radius r. - June 24th 2013, 03:58 AMspacemenonRe: argand diagram
Thank u