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mathematics A2 help please

he complex number z is defined by z = a + ib, where a and b are real. The complex conjugate of z is denoted by z*. i) Show that IzI^2 = zz* and (z-ki)* = z* + ki In an Argand diagram a set of points representing complex numbers z is defined by the equation I z − 10i I = 2 I z − 4i I. (ii)...
- PavithrenSellathurai
- Thread
- Sep 27, 2014
- Replies: 4
- Forum: O-Levels / GCSEs / IGCSE

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