A baseball is hit upward from 4 ft with initial velocity 80 ft/s. Height: h(t) = −16t² + 80t + 4. What is the maximum height?

<p>What is the minimum degree of a polynomial whose graph looks like this?</p>

<p>Identify the function that has VA at x = 0 only.</p>

<p>Identify the conic: its branches open up and down.</p>

<p>Which equation matches this circle?</p>