
Understanding Quadratic Inequalities

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving a quadratic inequality?
Find the derivative
Write everything on one side
Use the quadratic formula
Graph the equation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you determine the zeros of a quadratic equation?
By setting the equation to zero and factoring
By using the quadratic formula
By taking the derivative
By graphing the equation
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of plotting zeros on a number line?
To calculate the area under the curve
To determine the slope
To divide the number line into regions
To find the maximum value
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a test point used for in solving inequalities?
To test if a region is true or false
To find the vertex
To calculate the derivative
To determine the axis of symmetry
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you represent the solution set of a quadratic inequality?
Using a graph
Using a matrix
Using a table
Using interval notation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In interval notation, what do parentheses indicate?
The interval is finite
The interval is infinite
The number is excluded
The number is included
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the inequality form of the second example problem?
x^2 + 3x - 10 ≤ 0
x^2 + 3x - 10 < 0
x^2 + 3x - 10 > 0
x^2 + 3x - 10 ≥ 0
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