Выполните комплексные числа1) (6-3i)+(2+4i)
2) (6-3i)-(2+4i)
3) (6-3i)*(2+4i)
4) (0.1-3i)+(0.1-3i)
5) (0.1-3i)-(0.1-3i)
6) (0.1-3i)*(0.1-3i)
2) (6-3i)-(2+4i)
3) (6-3i)*(2+4i)
4) (0.1-3i)+(0.1-3i)
5) (0.1-3i)-(0.1-3i)
6) (0.1-3i)*(0.1-3i)
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Answers & Comments
2) 6-3i-2-4i=4-7i
3) 12+24i-6i-12i²=12+18i+12=24+18i
4) 0,1-3i+0,1-3i=0,2-6i
5) 0,1-3i-0,1+3i=0
6) 0,01-0,3i-0,3i+9i²=0,01-0,6i-9=-8,99-0,6i