## Algebra: A Combined Approach (4th Edition)

Published by Pearson

# Chapter 10 - Review: 135

#### Answer

$-12-18i$

#### Work Step by Step

Step 1: $-3i(6-4i)$ Step 2: $-18i+12i^{2}$ Step 3: Since $i^{2}=-1$, we substitute this value of $i^{2}$ into the expression Step 4: The expression becomes $-18i+12(-1)$ Step 5: Simplifying further, $-12-18i$

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