а) (2-3i)+(i+1) = -2i+3
в) (2-3i)-(i+1) = -4i+1
б) (2-3i)+(-1-i) = -4i+1
г) (i+1)-(-1-i) = 2i+2
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Answers & Comments
а) (2-3i)+(i+1) = -2i+3
в) (2-3i)-(i+1) = -4i+1
б) (2-3i)+(-1-i) = -4i+1
г) (i+1)-(-1-i) = 2i+2