Solution 3.1:1a

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Current revision (14:45, 29 October 2008) (edit) (undo)
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{{NAVCONTENT_START}}
 
When two complex numbers are added, we add their real and imaginary parts together
When two complex numbers are added, we add their real and imaginary parts together
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<math>\begin{align}
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(5-2i)+(3+5i)&=(5+3)+(-2i+5i)\\
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{{Displayed math||<math>\begin{align}
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&=8+(-2+5)i\\
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(5-2i)+(3+5i)
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&=8+3i
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&= (5+3)+(-2i+5i)\\
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\end{align}
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&= 8+(-2+5)i\\
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</math>
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&= 8+3i\,\textrm{.}
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{{NAVCONTENT_STOP}}
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\end{align}</math>}}

Current revision

When two complex numbers are added, we add their real and imaginary parts together

\displaystyle \begin{align}

(5-2i)+(3+5i) &= (5+3)+(-2i+5i)\\ &= 8+(-2+5)i\\ &= 8+3i\,\textrm{.} \end{align}

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