Melissa and Tomas are playing a game with complex numbers. If Melissa has a score of 5 minus 4 i and Tomas has a score of 3 plus 2 i , what is their total score?
Answer
A
8 minus 6 i
B
8 plus 6 i
C
8 plus 2 i
D
8 minus 2 i
Explanation
Add the real parts and the imaginary parts separately: 5 + 3 = 8, and −4i + 2i = −2i. Their total score is 8 − 2i, which is choice D.
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