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Write the expression in standard form,
(9+2i)(5-3i)

Sagot :

Loneguyidn

[tex](9+2i)(5-3i)\\\\=45-27i+10i-6i^2\\\\=45-17i+6~~~~~;[i^2 =-1]\\\\=51-17i[/tex]

XxitzmeyanyanxXidn

[tex] \: \: \: \: \: \: [/tex]

[tex] = \: \: \: \: 51 - 17i[/tex]

refer to the attachment for explanation

hope it helps

View image XxitzmeyanyanxX
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