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posted by laila on Thursday, April 12, 2012 at 1:13pm.
find a square root of -7-24i
referring to a standard 7-24-25 right triangle, (x,y) = (-7,-24) (r,θ) = (25,π+arctan(24/7)) = (25,4.4286) square root: (r,θ) = (5,2.2143) (x,y) = (-3,4) = -3 + 4i
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