shelbyp2003 shelbyp2003

13-12-2017
Mathematics

contestada

Find |4 + 3i| |4 + 3i|.
.
.
.
Please show all your work. 'i' is an imaginary number

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jdoe0001 jdoe0001

13-12-2017

[tex]\bf \textit{recall that }\qquad i^2=-1\\\\ -------------------------------\\\\ |4+3i|~|4+3i|\implies (4+3i)(4+3i)\implies 16+12i+12i+9i^2 \\\\\\ 16+24i+9(-1)\implies 16+24i-9\implies 7+24i[/tex]

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