Question 860144
Use the FOIL method,
{{{(4-3i)(2-i)}}}
First : {{{4(2)=8}}}
Outer :{{{4(-i)=-4i}}}
Inner :{{{-3i)(2)=-6i}}}
Last :{{{-3i(-i)=3i^2=-3}}}
{{{(4-3i)(2-i)=8-3+(-4i-6i)}}}
{{{(4-3i)(2-i)=5-10i}}}