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11-12-2020
Mathematics

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How do you solve this ? (4-2i) - (-1 +3i)

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goodLizard goodLizard

11-12-2020

Answer:

[tex]5-5i[/tex]

Step-by-step explanation:

First expand the brackets:

[tex](4-2i)-(-1+3i) = 4-2i+1-3i[/tex]

[tex]=5-5i[/tex] (collect like terms)

Hope this helps :)

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