Answer:
a.
b.
Step-by-step explanation:
a. Vertex is (-1, 4)
so you get
plug in (1, 0) and get the a value
final eq:
b. Vertex is (2, -3)
plug in (0, -1) and get the a value
Answer is 300
because 51.25x6=307.5 and the closest estimate is 300.
B
pls make this brainiest
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