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- 1. Multiple Choice
What are the green dots called?axis of symmetryvertexparabolaroots or x-intercepts - 2. Multiple ChoiceWhat is the green dot on the parabola called?maximumminumumrootszeros
- 3. Multiple ChoiceDoes this parabola have a maximum or minimum?MaximumMinimum
- 4. Multiple ChoiceWhat are the x- intercepts?x= 0 and x= -4x= 0 and x= 4y= 0x= 2
- 5. Multiple ChoiceA parabola is upside-down when a is:negativepositive0infinite
- 6. Multiple ChoiceHow many solutions does this graph have?onetwono solutionscannot be determined
- 7. Multiple ChoiceWhat is another name for the x-intercepts of a quadratic?y-interceptszerosx-axisnone of these
- 8. Multiple ChoiceWhich point is an example of a y-intercept?(3,4)(-2,8)(0,4)(5,0)
- 9. Multiple ChoiceA ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
h = -16t2 + 64t + 960.
How many seconds did it take for the ball to reach its maximum height?10 seconds64 seconds960 seconds2 seconds - 10. Multiple ChoiceA ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
h = -16t2 + 64t + 960.
When did the ball hit the ground?10 seconds2 seconds5 seconds7 seconds - 11. Multiple ChoiceA ball is thrown into the air with an upward velocity of 100 ft/s. Its height, h, after t seconds is given by the function
h = -16t2 + 64t + 960.
What is the maximum height?960 feet1008 feet1024 feet1152 feet - 12. Multiple ChoiceFind the zeros of this quadratic.b=4/5, b=3b=4, b=-3b=1/5, b=3b=4/5, b=-3
- 13. Multiple ChoiceThe graph below describes a ball that was kicked. Which of the following is a true statement describing the graph?The ball was kicked from 500 centimeters from the ground and it traveled for 4 seconds.The ball was kicked from the ground and it was in the air for 4 seconds.The ball had a maximum height of 2000 centimeters and it was in the air for a total of 2 seconds.The ball had a maximum height of 1000 centimeters and it was in the air for 4 seconds.
- 14. Multiple ChoiceIf a ball if thrown into the air is represented by the function
h(t) = -16t2+80t, where t represents the time in seconds and h(t) is the height of the ball in feet. Find the time it will take to reach its maximum height.8 mins2.5 seconds5 seconds604 seconds - Answer choicesTagsAnswer choicesTags