A ballpark sells bags of popcorn for $1 each and bags of peanuts for $2 each. Hector will buy x bags of popcorn and y bags of pe
anuts. He doesn't want to buy more than 8 bags to feed his group of friends. He has at most $14 to spend.
This problem can be modeled by a system of inequalities. Which graph shows this system's solution in purple?
This problem can be modeled by a system of inequalities. Which graph shows this system's solution in purple?
1 answer:
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Answer:
The turning point of a parabola is the vertex
Vertex form of a quadratic equation:
(where (h, k) is the vertex and a is the coefficient of the variable x²)
Given:
- vertex = (-1, 3)
Therefore, a = 1
Substituting a = 1 and the given vertex into the equation:
Therefore, a = 2 and b = 4