samii6
samii6
11-10-2017
Mathematics
contestada
I don't get this someone help me
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jimthompson5910
jimthompson5910
11-10-2017
Group and combine like terms
(7 + 3i) + (-8 + 9i)
7 + 3i - 8 + 9i
(7 - 8) + (3i + 9i)
-1 + 12i
Answer is choice A) -1+12i
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