# Chapter 8 - Section 8.1 - Complex Numbers - 8.1 Problem Set - Page 426: 60

$=5+12i$

#### Work Step by Step

Use complex aritmetic rule $(a+bi)(c+di)=(ac-bd)+(ad+bc)i$ $a=3$ $b=2$ $c=3$ $d=2$ $=(3· 3−2· 2)+(3· 2+2· 3)i$ Doing work within the parenthesis leaves us with $=5+12i$

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