B. Domain: [-3, 0]; Range: [- 2, 2]
domain is the x axis, range is the y axis
3 & -3 are 3 units from zero
well, in short, the students and chaperones are at a 2 : 9 ratio, and we know there are 171 students, how many chaperones then, so long they maintain a 2:9 ratio?

Answer:
C
Step-by-step explanation:
x² - 6x + 13 = 0
x² - 2(x)(3) + 3² - 3² + 13 = 0
(x - 3)² = -4
Answer:
I believe your answer is commutative property