Understanding Parabolas: Minimums and Maximums
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Nancy Jackson
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean if the coefficient of x^2 in a quadratic equation is positive?
The parabola has no vertex.
The parabola is a straight line.
The parabola opens downwards, indicating a maximum point.
The parabola opens upwards, indicating a minimum point.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the x-value of the vertex in a quadratic equation?
By using the formula C over 2a.
By using the formula B over 2a.
By using the formula A over 2b.
By using the formula B over 2c.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the x-value of the vertex if B is 6 and A is 1?
6
-6
3
-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the y-value of the vertex once you have the x-value?
By substituting the x-value into the original equation.
By adding the x-value to the original equation.
By multiplying the x-value by the original equation.
By dividing the x-value by the original equation.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ordered pair of the vertex if the x-value is -3 and the y-value is -6?
(3, 6)
(-3, -6)
(3, -6)
(-3, 6)
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