
Understanding Quadratic Equations

Interactive Video
•
Mathematics
•
8th - 9th Grade
•
Hard
Standards-aligned

Aiden Montgomery
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general form of a quadratic equation?
ax^2 + bx + c = 0
ax^2 + bx = 0
ax + b = 0
ax^3 + bx^2 + c = 0
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why must the coefficient 'a' in a quadratic equation not be zero?
Because it would make the equation cubic
Because it would make the equation linear
Because it would make the equation constant
Because it would make the equation undefined
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation 3x^2 + 8x + 4 = 0, what is the value of 'b'?
3
8
4
0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a quadratic equation is x^2 + 5x - 6 = 0, what is the value of 'a'?
-6
0
1
5
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation 2x^2 + 5x = 0, what is the value of 'c'?
0
1
5
2
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
For the equation x^2 - 25 = 0, what is the value of 'b'?
25
1
-25
0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a quadratic equation with variable t, such as -5t^2 + 4t + 12 = 0, what is the value of 'a'?
12
4
0
-5
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