Question

How do you simplify (7-6i)(-8+3i)?

Answer 1

multiply them :)

Answer 2

\(\large \begin{array}{llll}
(7-6i)(-8+3i) \implies& 7 \times (-8+3i) \implies -56+21i\\
\implies& -6i \times (-8+3i) \implies 48i-18i^2\\\quad \\\quad \\


\end{array}\\
\bf (7-6i)(-8+3i)\implies -56+21i+48i-18i^2\)

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