
Understanding Quadratic Equations in Vertex Form

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard
Nancy Jackson
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vertex form of a quadratic equation?
y = ax^2 + k
y = a(x + h)^2 + k
y = a(x - h)^2 + k
y = ax^2 + bx + c
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the vertex form y = a(x - h)^2 + k, what do 'h' and 'k' represent?
The x-intercepts of the parabola
The y-intercepts of the parabola
The vertex of the parabola
The axis of symmetry
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the value of 'a' in the vertex form of a quadratic equation?
By using the y-intercept
By plugging in a given coordinate
By using the x-intercept
By assuming it is always 1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final equation derived in the video?
y = -3.84(x - 3)^2 + 6
y = -3.84(x + 3)^2 - 6
y = -3.84(x + 3)^2 + 6
y = 3.84(x + 3)^2 + 6
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does it mean if a parabola passes through the origin?
The parabola has no x-intercepts
The parabola is symmetrical about the y-axis
The vertex is at the origin
The point (0,0) is on the parabola
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