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How do I calculate the abs of value of (2-3i)^2

How do I calculate the abs of value of (2-3i)^2
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How do I calculate the abs of value of (2-3i)^2

User Ruzanna
by
8.9k points

1 Answer

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(2-3i)(2-3i)

Foil this out.

4-12i+9i²
= 4-12i-9

Keep in mind i² = -1.

= -5-12i
User Aleksey Isachenkov
by
8.5k points
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