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- 1. Multiple ChoiceAn object flies through the air and follows a parabolic path. Which of these typically represents the x-axis?timeheight from the ground
- 2. Multiple Choice
What is the initial (starting) height of an object following this path? h(t) = -16t2 +20t + 6
Hint: Key into Desmos!
-16 feet
0 feet
20 feet
6 feet
- 3. Multiple ChoiceAn object flies through the air and follows a parabolic path. What does the y-axis represent?timeheight from the groundhorizontal distancemoney
- 4. Multiple ChoiceThe graph of a quadratic function is called aParabolaVertexAxis of SymmetryVertex Form
- 5. Multiple Choice
The parabola shows the trajectory of a tennis ball that was hit with a tennis racket. What is the starting height of the tennis ball? (Click the picture to enlarge it)
3 feet - y-intercept
12 feet - vertex
1.5 seconds - vertex
3 seconds - x-intercept
- 6. Multiple Choice
The parabola shows the trajectory of a tennis ball that was hit with a tennis racket. How long di it take for the tennis ball to hit the ground? (Click the picture to enlarge it)
3 feet
12 feet
1.5 seconds
3 seconds
- 7. Multiple Choice
What is the highest point over the water?
8 meters
1 meter
1 second
8 seconds
- 8. Multiple Choice
How long did it take to reach highest point over the water?
8 meters
1 meter
1 second
8 seconds
- 9. Multiple ChoiceIf the a value is positive, which direction does the graph open?updownleftright
- 10. Multiple ChoiceIf the a value is negative, which direction does the parabola open?updownleftright
- 11. Multiple ChoiceWhich answer choice describes y = -3x2 +7x - 2 accurately?opens up with a maximumopens up with a minimumopens down with a maximumopens down with a minimum
- 12. Multiple ChoiceDoes this graph have a maximum or minimum?MinimumMaximum
- 13. Multiple ChoiceWhat is the green dot on the parabola called?maximumminumumrootszeros
- 14. Multiple Choice
An object in launched directly upward and the height of the object is represented by the equation s(t) = –16t2 + 64t + 80. What is the maximum height?
144 feet
80 feet
16 feet
-16 feet
- 15. Multiple Choice
An object is launched upward and the height of the object is represented by the equation s(t) = –16t2 + 64t + 80. How long does it take for the object to hit the ground after it has been launched?
2 seconds
5 seconds
80 seconds
0 seconds
- Answer choicesTagsAnswer choicesTags