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Spot
1 March, 15:22
Write in the form a+bi. 4i (-I+3) - 3 (6-2i)
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Kenna Garrett
1 March, 15:52
0
-14 + 18i
Step-by-step explanation:
Collect terms as if i were a variable, then replace any i² with - 1.
4i (-i + 3) - 3 (6 - 2i) = - 4i² + 12i - 18 + 6i = 4 - 18 + 12i + 6i
= - 14 + 18i
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