1.

Show that ∣∣z−2z−3∣∣=2 represents a circle. Also, find its centre and radius. Or If arg (z - 1) = arg (z + 3 i), find (x - 1) : y, where z = x + iy.

Answer»

Show that z2z3=2 represents a circle. Also, find its centre and radius.

Or

If arg (z - 1) = arg (z + 3 i), find (x - 1) : y, where z = x + iy.



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