Amir stands on a balcony and throws a ball to his dog, who is at ground level.

The ball's height (in meters above the ground), 3 seconds after Amir threw it, is modeled by

h (x) = - (x + 1) (x - 7)

How many seconds after being thrown will the ball reach its maximum height?

seconds

Question

Rebekah Snow

Mathematics

11 May, 15:55

Amir stands on a balcony and throws a ball to his dog, who is at ground level.

The ball's height (in meters above the ground), 3 seconds after Amir threw it, is modeled by

h (x) = - (x + 1) (x - 7)

How many seconds after being thrown will the ball reach its maximum height?

seconds

+3

Answers (1)

Know the Answer?

Case Leonard · Answer 1

Answer: At 3 seconds the ball will reach its maximum height of 16 meters

Step-by-step explanation: - (3 + 1) (3-7) = (-3 - 1) (3-7) = (-4) (-4) = 16 so 16 meters

Amir stands on a balcony and throws a ball to his dog, who is at ground level.The ball's height (in meters above the ground), 3 seconds after Amir threw it, is modeled byh (x) = - (x + 1) (x - 7)How many seconds after being thrown will the ball reach its maximum height?seconds

Amir stands on a balcony and throws a ball to his dog, who is at ground level.

The ball's height (in meters above the ground), 3 seconds after Amir threw it, is modeled by

h (x) = - (x + 1) (x - 7)

How many seconds after being thrown will the ball reach its maximum height?

seconds