Answer:
x^2+x+1
Step-by-step explanation:
Your welcomeeee
19 people were surveyed
0 children = 3
1 child = 4
2 children = 5
3 children = 5
4 children = 2
3 + 4 = 7 + 10 = 17 + 2 = 19
1000÷50%=2000
hope it helps
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