Back to Interpret key features of graphs — Problem 2 · Task Set 8

Exercises: Interpret Key Features of Graphs

Work through each section in order. Show your work where indicated.

Grade 9·20 problems·~30 min·Common Core Math - HS Functions·group·hsf-if-b-4

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Fluency Practice

A ball is kicked upward. Its height in meters is $h(t) = -5t^2 + 20t$ , where $t$ is time in seconds. The $y$ -intercept tells you the height when the ball is kicked. What is the $y$ -intercept (in meters)?