8-3 Standard Form Quadratics
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Mathematics
9th Grade
CCSS covered
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13 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The height of a water balloon that is launched into the air is given by h(t) = -5t2 + 40t + 2. From what height was the balloon released?
2 meters
5 meters
40 meters
20 meters
Tags
CCSS.HSA.REI.B.4
CCSS.HSA.CED.A.1
CCSS.HSA.SSE.A.1
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The height of a water balloon that is launched into the air is given by h(t) = -5x2+20x+25. When will the balloon explode on the ground?
5 seconds
1 second
2 seconds
3 seconds
Tags
CCSS.HSA.REI.B.4
CCSS.HSA.APR.B.3
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jason launched a rocket for a physics experiment. This equation can be used to find the height (h), in feet, of the rocket after t seconds.
h = -16t2 + 288t + 8
How many seconds will it take for the rocket to reach a height of 1,304 feet?
9.0 seconds
9.6 seconds
81.0 seconds
82.0 seconds
Tags
CCSS.HSA.REI.B.4
CCSS.HSA.CED.A.1
CCSS.HSA.SSE.A.1
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
If each mark on the x-axis represents one second, when did the object reach the ground?
2.5 seconds
6 seconds
5.5 seconds
5 seconds
Tags
CCSS.HSA.REI.B.4
CCSS.HSA.CED.A.1
CCSS.HSA.REI.D.10
CCSS.HSA.REI.D.11
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A ball is thrown into the air with an upward velocity of 40ft/s. Its height h in feet after t seconds is given by the function :
h(t) = -16t2 + 40t + 10
How many seconds does it take the ball to reach its maximum height?
1.25 seconds
1.4 seconds
2.5 seconds
2 seconds
Tags
CCSS.HSA.REI.B.4
CCSS.HSF.IF.B.4
CCSS.HSF.IF.C.7
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
The profit from selling local ballet tickets depends on the ticket price. Using past receipts, we find that the profit can be modeled by the function:
p= -15x2 +600x +60
What is the maximum profit you can make from selling tickets?
$6060
$20
$600
$10,250
Tags
CCSS.HSA.REI.B.4
CCSS.HSA.CED.A.1
CCSS.HSA.SSE.A.1
CCSS.HSF.IF.B.4
CCSS.HSF.IF.C.7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following equations matches standard form of a quadratic?
Tags
CCSS.HSA.CED.A.1
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