![(6-7i)(3-6i)\\\\=6(3-6i)-7i(3-6i)\\\\=18-36i-21i+42i^2\\\\=18-57i+42\times(-1)~~~~~~~~~~~~~~~~~~~~~~[\textup{since }i^2=-1]\\\\=18-57i-42\\\\=-24-57i.](/tpl/images/0206/6592/6e230.png)
Multiply (6 – 7i)(3 – 6i).
a. 18 – 57i 42i2
b. 18 42i2
c. 60 – 57i
d. –2...
Mathematics, 28.08.2019 21:00 wowihavefun
Multiply (6 – 7i)(3 – 6i).
a. 18 – 57i 42i2
b. 18 42i2
c. 60 – 57i
d. –24 – 57i
Answers: 1
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