Addition and Subtraction of Complex Numbers
When we add or subtract two complex numbers, we add or subtract the real number parts, then add or subtract their imaginary parts and express it in the standard form of a complex number.
Consider two complex numbers and .
Example 1: Add and .
Solution: After grouping, we add the real and the imaginary parts separately.
Example 2: Find the value of .
Example 3: Subtract from .
Example 4: Simplify .
Example 5: Subtract from .
- To add or subtract two complex numbers, we add or subtract the corresponding real and imaginary parts.
- Subtracting from means computing and must not be confused with .
- Abhishek Tiwari
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