For example, given a graph of one quadratic function and an algebraic expression for another, say which has the larger maximum. Examine the functions below. Which function has the larger maximum? How do you know? 𝑓(𝑥) = 2𝑥² – 8𝑥 + 20, [Image cannot be reproduced.]
Translate among different representations of functions (algebraically, graphically, numerically in tables, or by verbal descriptions). Compare properties of two functions each represented in a different way.