# Chapter 8 - Section 8.5 - Quadratic Functions and Their Graphs - Vocabulary, Readiness & Video Check: 2

parabola, upward, downward

#### Work Step by Step

The graph of the function $y=ax^{2}+bx+c$ is a parabola that can either open upward (like a big U) or downward (like an upside down U).

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