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23-01-2018
Mathematics

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plot the complex number 5i and find its absolute value

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jdoe0001 jdoe0001

23-01-2018

check the picture below.

[tex]\bf 5i\implies \stackrel{a}{0}~~\stackrel{b}{+5}i\implies \stackrel{\stackrel{absolute~value}{modulus}}{r=\sqrt{a^2+b^2}}\implies r=\sqrt{0^2+5^2}\implies r=5[/tex]

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