Application of Quadratics

The math club launched a rocket and recorded its height and distance travelled. What was its maximum height?

• 4 feet

• 8 feet

• 10 feet

• 14 feet

The math club launched a rocket and recorded its height and distance travelled. At what height did they start shooting it from?

• 4 feet

• 8 feet

• 10 feet

• 14 feet

The math club launched a rocket and recorded its height and distance travelled. How far did the rocket travel overall?

• 4 feet

• 8 feet

• 10 feet

• 14 feet

A company graphed the revenue (profit) based on selling price of their item. What price would give them the greatest revenue?

• $0

• $31.80

• $62

• $2,528,100

A company graphed the revenue (profit) based on selling price of their item. If the items were $62, how much revenue would they have?

• $0

• $31.80

• $62

• $2,528,100

A company graphed the revenue (profit) based on selling price of their item. What is the maximum amount of revenue they can earn?

• $0

• $31.80

• $62

• $2,528,100

A raft is dropped from a helicopter 256 feet in the air above the ocean.  Its approximate height, h, after t seconds is given by the function h(t) = -16t² + 256.  How many seconds did it take the raft to hit the water? 

• -4
• 2
• 4
• 8

What is the initial (starting) height of an object following this path?  h(t) = -16t² +20t + 6

• -16 feet 
• 0 feet
• 20 feet 
• 6 feet 

An object in launched directly upward at 64 feet per second (ft/s) from a platform 80 feet high. Its height is represented by the equation 
s(t) = –16t² + 64t + 80.
What will be the object's maximum height? 

• 2 ft
• 80 ft
• 144 ft
• 64 ft

A rock is dropped from a bridge 320 ft. above a river. The pathway that the rock takes can be modeled by the equation h = -16t² + 320. How long will it take for the rock to reach the river (i.e. hit the "ground")?

• 2.5 sec

• 3.5 sec

• 4.5 sec

• 3.8 sec