Answer:
I believe the answer would be d
Step-by-step explanation:
The answer is 3.
Hope it helps..
<em>b. 5 + 17i</em>
12
Factors of 30: 1,2,3,5,(6),10,15,30
Factors of 42: 1,2,3,(6),7,14,21,42
30 divided by 6, 42 divided by 6
(5) + (7)= 12