

Addition of Complex Numbers 

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Addition of Complex Numbers
Definition of Addition of Complex Numbers
 To add Complex Numbers, add the similar terms (real and imaginary) algebraically.
More about Addition of Complex Numbers
 If parentheses are enclosed, first remove the parentheses; then place the real parts and imaginary parts together, and add.
Example of Addition of Complex Numbers
 To add (8 + 4i) and (1 + 2i), group the like terms and add.
(8 + 1) + (4 + 2) i = 9 + 6i
Solved Example on Addition of Complex Numbers
Simplify:? (5  4i) + ( 1 + 2i)
Choices:
A. 4 ? 2i
B. 5 ? 4i
C. 4 + 4i
D. ? 4 ? 2i
Correct Answer: A
Solution:
Step 1:? (5  4i) + ( 1 + 2i)
Step 2:?? = (5  1) + ( 4 + 2) i????? [Group the like terms.]
Step 3: = 4  2i
Related Terms for Addition of Complex Numbers
 Complex Numbers
 Imaginary part
 Real part
Additional Links for Addition of Complex Numbers
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