Question

1+2i
______
4-3i

5+2i 3i
____x.____
6i 4

Answer 1

We presume you want to evaluate these expressions. Your graphing calculator can do this.

a) (1 +2i)/(4 -3i) = (1 +2i)(4 +3i)/((4 -3i)(4 +3i)) = (-2 +11i)/25
.. = -.08 +0.44i

b) (5 +2i)/(6i) * (3i)/4 = (5 +2i)/8
.. = 0.625 +0.25i