ilovetacos24 ilovetacos24

09-10-2019
Mathematics

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What is the product of 5−2i and 3−4i?
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sqdancefan sqdancefan

09-10-2019

Answer:

[tex]\boxed{7-26i}[/tex]

Step-by-step explanation:

The binomials are multiplied in the usual way, using FOIL or the distributive property:

(5 -2i)(3 -4i) = 15 -20i -6i +8i²

Since i² = -1, this becomes ...

= 15 -20i -6i -8 = 7 -26i

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