#### Answer

$-32+24i$

#### Work Step by Step

Step 1: $(2+6i)(2+6i)$
Step 2: $2(2+6i)+6i(2+6i)$
Step 3: $4+12i+12i+36i^{2}$
Step 4: $4+24i+36(-1)$
Step 5: $4+24i-36$
Step 6: $-32+24i$

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Published by
Pearson

ISBN 10:
978-0-13-421743-7

ISBN 13:
978-0-13421-743-7

$-32+24i$

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