What is the axis of symmetry in a quadratic function?

Vertex and Axis of Symmetry

Interactive Video
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Mathematics
•
8th - 10th Grade
•
Hard

Ethan Morris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A horizontal line that divides the parabola into two equal halves
A vertical line that divides the parabola into two equal halves
A diagonal line that divides the parabola into two equal halves
A line that does not intersect the parabola
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the x-coordinate of the vertex using symmetric points?
By subtracting the x-coordinates of the symmetric points
By multiplying the x-coordinates of the symmetric points
By averaging the x-coordinates of the symmetric points
By adding the y-coordinates of the symmetric points
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the y-coordinate of the vertex once the x-coordinate is known?
By substituting the x-coordinate into the original equation
By adding the x-coordinate to the y-intercept
By multiplying the x-coordinate by the y-intercept
By subtracting the x-coordinate from the y-intercept
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation of the axis of symmetry for the function y = x^2 - 4x + 3?
x = 3
x = 0
x = 1
x = 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the method described, what is the significance of the y-coordinates of symmetric points?
They are always different
They are always the same
They are always zero
They are always negative
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in the method of graphing quadratic functions using symmetric points?
Finding the y-intercept
Drawing the axis of symmetry
Factoring out the greatest common factor
Plotting the vertex
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example y = -2x^2 + 6x - 1, what is the axis of symmetry?
x = 3
x = 1.5
x = 2
x = 1
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