Complex Addition/Examples/(-7 - i) + (3 + 2i)
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Example of Complex Addition
- $\paren {-7 - i} + \paren {3 + 2 i} = -4 + i$
Proof
| \(\ds \paren {-7 - i} + \paren {3 + 2 i}\) | \(=\) | \(\ds \paren {\paren {-7} + 3} + \paren {\paren {-1} + 2} i\) | Definition of Complex Addition | |||||||||||
| \(\ds \) | \(=\) | \(\ds -4 + i\) |
$\blacksquare$
Sources
- 1981: Murray R. Spiegel: Theory and Problems of Complex Variables (SI ed.) ... (previous) ... (next): $1$: Complex Numbers: Solved Problems: Fundamental Operations with Complex Numbers: $1 \ \text{(b)}$