Question

(1-i)+(2+i)
Express the following complex number into a+ib

Answer 1

Step-by-step explanation:

$(1 - i) + (2 + i) \\ 1 - i + 2 + i \\ 3 \\ \ (since \:equal \: and \: opposite \: sign \: cancel \: each \: other) \\ 3 + 0i$