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Mathematics
Frank Key
25 November, 04:09
2. What is (5 + 6i) - (12 + 71) ?
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Deon Garrett
25 November, 04:32
0
-7 - i
Step-by-step explanation:
I will assume that you mean 7i not 71
(5 + 6i) - (12 + 7i)
Distribute the minus sign
(5 + 6i) - 12 - 7i
Combine like terms
5-12 + 6i - 7i
-7 - i
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