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Which of the following scenarios would use a quadratic equation to solve?(1 point)
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An accountant models the growth of a savings account that doubles every month to find how much will be in the account in 10 years.
An accountant models the growth of a savings account that doubles every month to find how much will be in the account in 10 years.
A child places a quarter into a piggy bank every week.
A child places a quarter into a piggy bank every week.
A coach models the trajectory of a ball to find out how high the player is kicking the ball.
A coach models the trajectory of a ball to find out how high the player is kicking the ball.
The trajectory of a balloon that rises 2 feet per second is modeled to find how high the balloon will be in 5 minutes.
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GPT-5 mini
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A coach models the trajectory of a ball to find out how high the player is kicking the ball.
Explanation: projectile motion under gravity gives height as a quadratic function of time (y = -½gt^2 + v0t + y0). The other scenarios are exponential (doubling) or linear (adding a quarter each week, rising at constant speed).
Explanation: projectile motion under gravity gives height as a quadratic function of time (y = -½gt^2 + v0t + y0). The other scenarios are exponential (doubling) or linear (adding a quarter each week, rising at constant speed).
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