Vani bought snacks for her team's practice. She bought a bag of popcorn for $3.39
1 answer:
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Answer:
Step-by-step explanation:
Where a graph intersects the x-axis is where the solutions or zeros of the quadratic are found...where y = 0.
If the points of intersection are x = -1 and x = 3, then putting those into factors gives us (x + 1)(x - 3) = 0. FOIL that out to get the quadratic.
which simplifies to
Looks like the third option there.