Understanding Quadratic Inequalities
Interactive Video
•
Mathematics
•
8th - 10th Grade
•
Practice Problem
•
Medium
+4
Standards-aligned
Aiden Montgomery
Used 3+ times
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a real-life application of quadratic inequalities mentioned in the video?
Predicting weather patterns
Designing a bridge
Determining the time to film a race car
Calculating the trajectory of a rocket
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is NOT mentioned as a way to solve quadratic inequalities?
Using logarithms
Completing the square
Graphing
Factorization
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the first example, what are the x-values where the quadratic crosses the x-axis?
x = 0 and x = 5
x = -3 and x = 2
x = -2 and x = 3
x = 1 and x = 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the solution to the first quadratic inequality example?
x <= -2 or x >= 3
x < -2 or x > 3
x >= -2 and x <= 3
x > -2 and x < 3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the second example, what are the two separate inequality solutions?
x < -4 and x > -2
x >= -4 and x <= -2
x > -4 and x < -2
x <= -4 and x >= -2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are there two separate inequality solutions in the second example?
Because the quadratic is a straight line
Because the quadratic is a circle
Because the quadratic has two separate regions above the x-axis
Because the quadratic has no real roots
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do after solving the quadratic inequality?
Sketch the quadratic roughly
Ignore the graph
Find the vertex
Calculate the derivative
Tags
CCSS.HSF-IF.C.7A
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