1. `A=5+6i,B=-2+3i,C=1-3i`
Find A / B

Solution:
Here `A=5+6i,B=-2+3i,C=1-3i`


`A/B`

`=(5+6i)/(-2+3i)`

`=((5+6i))/((-2+3i))*((-2-3i))/((-2-3i))`

`=(-10-15i-12i-18i^2)/(4+6i-6i-9i^2)`

`=(-10-15i-12i-18(-1))/(4-9(-1))`

`=(-10-15i-12i+18)/(4+9)`

`=(8-27i)/(13)`

`=0.6154-2.0769i`