1
Q
Dividing complex numbers
z1/z2
A
|z1/z2| = |z1| / |z2|
arg(z1/z2) = arg(z1) - arg(z2)
2
Q
Multiplying complex numbers
z1z2
A
|z1z2| = |z1||z2|
arg(z1z2) = arg(z1) + arg(z2)
A-Level Maths
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