
Writing and interpreting quadratic functions

Quiz
•
Mathematics
•
9th - 12th Grade
•
Hard
Wayground Content
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
What is the standard form of a quadratic function?
y=mx+b
ax+by=c
y=ax2+bx+c
y=(x+a)(x-b)
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Suppose a parabola has vertex (1,-4) and also passes through the point (2,-1). Write the equation of the parabola in vertex form.
y = (x - 1)2 - 4
y = 3(x - 1)2 + 4
y = 3(x - 1)2 - 4
y = 3(x + 1)2 - 4
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you convert y = 2x2 - 5x + 10 to vertex form?
Factor
(p+q)/2
Complete the square
Quadratic Formula
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the following quadratic expression is in vertex form by completing the square.
x2 + 14x + 50
(x + 7)2 + 1
(x - 7)2 - 1
(x - 7)2 + 1
(x + 7)2 - 1
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Identify the form of the quadratic function: f(x)=2x2+4x+1
Quadratic
General
Factored
Vertex
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Write the following quadratic expression in vertex form
f(x) = x2 + 10x + 21
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
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