Answer:
2x^2 + 3x – 54 = (2x - 9) (x + 6), so A and F
Step-by-step explanation:
The value of expression when n = 3 is 22
<em><u>Solution:</u></em>
<em><u>Given expression is:</u></em>

We have to find the value of expression when n = 3
<em><u>Substitute n = 3 in given expression</u></em>

Thus the value of expression when n = 3 is 22
2960 mod 9 = 8. So the classrooms he can take it to are 8, 17, 26, ... 17 is among these so he is correct
Answer:
2.83
Step-by-step explanation: