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03-11-2022
Mathematics

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Simplify each expression. Write your answer as a complex number. (5-4i)+(2-7i)

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03-11-2022

ANSWER :

7 - 11i

EXPLANATION :

Note that we can only combine like terms.

[tex]\begin{gathered} (5-4i)+(2-7i) \\ =(5+2)+(-4i-7i) \\ =7-11i \end{gathered}[/tex]

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