Answer:
\(-3-15i\)
Step-by-step explanation:
\((-3+3i)(-2+3i)\)
Multiply the parenthesis. multiply each term in first parenthesis with each term in second parenthesis.
\((-3+3i)(-2+3i)\)
\(-3(-2+3i)+3i(-2+3i)\)
\(6-9i-6i+9i^2\)
The value of i^2 is -1
\(6-9i-6i+9(-1)\)
\(6-15i-9\)
\(-3-15i\)