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Merle
Mathematics
6 August, 07:49
Perform the operation (1-2i) - (7+4i)
+5
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1
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Cohen Anderson
6 August, 07:52
0
-6 (1+i)
Step-by-step explanation:
Let's open the bracket
(1-2i) - (7+4i)
Open the bracket first
(1-2i) - 7-4i
1-2i-7-4i
Collect like terms
1-7-2i-4i
-6-6i
Let's factorise
-6 (1+i)
So the final answer is
-6 (1+i)
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