
Solving Quadratic Inequalities Graphically

Interactive Video
•
Mathematics
•
8th - 10th Grade
•
Hard
+1
Standards-aligned

Emma Peterson
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main goal when solving the quadratic inequality x^2 - x - 12 ≤ 0?
To find the maximum value of x
To calculate the derivative of the function
To find all x values that satisfy the inequality
To determine the vertex of the parabola
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the roots of the equation x^2 - x - 12 = 0?
x = 2 and x = -6
x = 5 and x = -2
x = 3 and x = -4
x = 4 and x = -3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are the roots x = 4 and x = -3 important in solving the inequality?
They are the points where the function is increasing
They are the points where the inequality is undefined
They are the maximum and minimum points of the function
They are the points where the inequality changes sign
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of forming intervals on the number line?
To determine where the function is increasing
To test which intervals satisfy the inequality
To calculate the area under the curve
To find the derivative of the function
Tags
CCSS.HSA.REI.D.12
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which test value is used for the interval to the left of x = -3?
x = 5
x = 0
x = -4
x = -2
Tags
CCSS.6.EE.B.5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of testing x = 0 in the inequality?
The interval is partially true
The interval is false
The interval is undefined
The interval is true
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the solution interval for the inequality x^2 - x - 12 ≤ 0?
[-3, 4]
(-∞, -3)
[4, ∞)
(-3, 4)
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