Evaluate the following:
$=$
Evaluate the following:
$=$
Find $(3)(5 + 6 i)$.
Find $(i)(1 -7 i)$.
Find $(-9 + 4 i)(3 i)$.
Determine the following product:
$=$
Determine the following product:
$=$
Evaluate the following:
Evaluate the following:
Simplify the following division: