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Performing Operations with Complex Numbers

Question 3 • MO-Algebra II A-CR

3 + i3 – i✔ 1 + 3iX –1 – 3i

Answer
A
3 + i
B
3 – i
C
✔ 1 + 3i
D
X –1 – 3i

Explanation

Add the real parts and imaginary parts separately: 3 + (−2) = 1, and −5i + 8i = 3i. The sum is 1 + 3i, which is choice C.

AI-written and checked against the verified answer.

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