Question

Select the correct answer.
Which complex number is equivalent to this expression?
1/3(6 + 3i) – 2/3(6 - 12i)
OA. 6- 7i
B. 6 + 9i
C. -2 + 9i
D.
-2 - 7i

Answer 1

Answer: C
Explanation:

1/3(6+3i) - 2/3(6 - 12i)
= 2 + i - 4 + 8i
= -2 + 9i

Answer 2

Answer:

-2 + 9i

Step-by-step explanation: