General Information
Related Benchmarks:
MA.912.A.7.2
Reporting Category: Algebra
Type: FR: Fill-in Response
Difficulty: N/A
Question:
A ball is kicked from ground level into the air. Its height y, in feet, after x seconds can be
represented by the equation y = 40x - 16x². What is the total elapsed time, in seconds, from the
time the ball is kicked until it reaches ground level again?
Possible Answer:
2.5
Item Context:
Health/Physical Education