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- 1. Multiple ChoiceAn 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 ft80 ft144 ft64 ft - 2. Multiple ChoiceAt what time would you reach 16 ft above the water if you jump of a cliff using the formula:
h = -16t2 + 8t + 24?811/21/4 - 3. Multiple ChoiceFind the vertex of
f(x) = -x2 - 4x + 12.(-2, 16)(-2, 14)(2, 4)(-2, 4) - 4. Multiple ChoiceOne leg of a right triangle is seven more than the other leg. The hypotenuse is eight more than the shorter leg. Find the lengths of the longest side.5 ft3 ft12 ft13 ft
- 5. Multiple ChoiceAn 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 ft80 ft144 ft64 ft
- 6. Multiple Choice
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?
0.5 seconds
1 second
1.5 seconds
2 seconds
3 seconds
- 7. Multiple Choice
You and some friends went to a haunted house on Halloween. The mummy scared one friend so much that she jumped into the air! The equation h = -4t2 + 2t models her jump where h is her jump's height in feet t seconds after the mummy scares her. When did she reach her maximum height?
0.1 seconds
0.25 seconds
0.50 seconds
1 second
2 seconds
- 8. Multiple Choice
Your nephew is standing on his deck, which is 4 feet off the ground. He tosses his toy up into the air. The equation
h = -2t2 + 7t + 4 models the toy's height, h, from the ground at t seconds after he threw it. How high is the toy after 1 second?
2
4
9
10
15
- 9. Multiple Choice
You jump off a 24 foot high cliff and your fall is modeled by the function:
h(t) = -16t2 + 8t + 24
How long would it take you to hit the water?
8 seconds
1 second
1.5 seconds
1/4 second
- 10. Multiple Choice
You jump off a 24 foot high cliff and your fall is modeled by the function:
h(t) = -16t2 + 8t + 24
When would you reach 16 feet above the water?
8 seconds
1 second
1/2 second
1/4 second
- 11. Multiple Choice
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- 12. Multiple Choice
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b
c
d
- 13. Multiple Choice
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- Answer choicesTagsAnswer choicesTags