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26-08-2021
Mathematics

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Perform the indicated operations. Write the answer in standard form, a+bi.
(5-4i)(7-3i) =

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26-08-2021

Step-by-step explanation:

[tex]thank \: you[/tex]

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Аноним Аноним

27-08-2021

[tex]\\ \sf\longmapsto (5-4i)(7-3i)[/tex]

[tex]\\ \sf\longmapsto 5(7-3i)-4i(7-3i)[/tex]

[tex]\\ \sf\longmapsto 35-15i-28i+12i^2[/tex]

[tex]\\ \sf\longmapsto 35-43i-12[/tex]

[tex]\\ \sf\longmapsto 23-43i[/tex]

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