Quadratic Equations in Context

An golf ball in launched directly upward at 64 feet per second (ft/s) from a platform at Top Golf. Its height is represented by the equation

s(t) = –16t² + 64t + 80

What will be the golf ball's maximum height in feet? Enter a number only.

An golf ball in launched directly upward at 64 feet per second (ft/s) from a platform at Top Golf. Its height is represented by the equation

s(t) = –16t² + 64t + 80

What is the height of the platform at top golf?

• 16 feet

• 64 feet

• 80 feet

• 144 feet

An golf ball in launched directly upward at 64 feet per second (ft/s) from a platform at Top Golf that is 80 feet high. Its height is represented by the equation

s(t) = –16t² + 64t + 80

How long did it take for the golf ball to reach it's maximum height?

• 1 second

• 2 seconds

• 3 seconds

• 4 seconds

A frog is sitting on the ground when he is scared by a big dog. His movement is modeled by the equation

h = -6t² + 6t

where h is the frog's height at any given time, t . How many seconds until the frog is back on the ground?

A frog is sitting on the ground when he is scared by a big dog. His movement is modeled by the equation

h = -6t² + 6t

where h is the frog's height in feet at any given time, t in seconds. How high did the frog jump?

• .5 feet

• 1 foot

• 1.5 feet

• 2.0 feet

A frog is sitting on the ground when he is scared by a big dog. His movement is modeled by the equation

h = -6t² + 6t

where h is the frog's height at any given time, t . How many seconds did it take the frog to jump to it's maximum height?

• .5 seconds

• 1 second

• 1.5 seconds

• 2 seconds

A dolphin jumps from the water at at initial velocity of 16 feet per second. The equation

h = -8t² + 16t

models the dolphin's height at any given time, t. How many feet high (maximum height) did the dolphin jump? Enter a number only.

A dolphin jumps from the water at at initial velocity of 16 feet per second. The equation

h = -8t² + 16t

models the dolphin's height at any given time, t. How long did it take the dolphin to get back to the water?

• .5 seconds

• 1 second

• 1.5 seconds

• 2 seconds

You and some friends went to a haunted house on Halloween. The alien scared one friend so much that she jumped into the air! The equation

h = -4t² + 4t

models her jump where h is her jump's height in feet t seconds after the alien scares her. How many seconds to reach her maximum height?

You and some friends went to a haunted house on Halloween. The alien scared one friend so much that she jumped into the air! The equation

h = -4t² + 4t

models her jump where h is her jump's height in feet t seconds after the alien scares her. What was the maximum height?

• .5 feet

• 1 foot

• 1.5 feet

• 2 feet