5
QuizMultiple Choice
Piecewise Defined Functions
Question 5 • HCISD-Mathematical Models with Applications B-CR SUMMER
The first equation in the system models the height, h, of a falling volleyball as a function of time, t. The second equation models the height, h, of the hands of a player jumping up to spike the ball as a function of time, t. Which statement describes the situation modeled by this system?
Answer
A
The volleyball is 7 feet above the ground at the instant the player begins her jump.B
The volleyball is 14 feet above the ground at the instant the player begins her jump.C
The volleyball is 16 feet above the ground at the instant the player begins her jump.D
The volleyball is 24 feet above the ground at the instant the player begins her jump.