I think it is not possible to find a certain equation from just a given points, it must have more given information because there is a lot of parabola pass throw (-1,1).
B

5,000
because the library has more than or = to 5000 books.
Answer:
4.2
Step-by-step explanation:
5.7-1.5=4.2
Answer:
Line 2 and Line 4 are perpendicular
Step-by-step explanation:
Line 2: y=1/5x−3
Line 4: y+1=−5(x+2)