Answer:
-7i - 9
-11i + 12
Explanation:
i stands for imaginary number, in which i² = -1
6i² = 6 * -1 = -6
-6 - 7i - 3
Combine like terms:
-6 - 3 = -9
2i^2 = 2 * -1 = -2
-11i + 14 - 2
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