Multiply (2 − 7i)(9 + 5i).
a) 53-53i
b) -17-53i
c) 18-35i^2
d) 18-53i-36i^2...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 25.01.2020 20:31, rfdgd
Multiply (2 − 7i)(9 + 5i).
a) 53-53i
b) -17-53i
c) 18-35i^2
d) 18-53i-36i^2
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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