Methods of Solving Quadratic Equations
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When solving a quadratic equation, when do you use the plus or minus (±) symbol?
After taking the square root of both sides
After simplifying "a" to 1
After setting the equation equal to zero
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Suzanne solved the equation using this process.
Did she make a mistake?
If yes, at which line did she make her first mistake?
(There are 5 steps in her process)
Suzanne made no errors.
Step 2
Step 3
Step 4
Step 5
Tags
CCSS.HSA.REI.A.1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is this formula?
This is the speed of light formula.
This is the quadratic formula.
This is the zero product property.
This is scary.
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the first step to solving THIS equation by completing the square? 2a2 + 10a = -12
Set the equation equal to zero
Divide 10 by 2, square it, and add the result to both sides
Add a2 and 10a together
Divide both sides by 2
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
When factoring
x2 - 4x + 4 = 20,
what goes in the blank?
(x - __ )2 = 20
4
2
8
20
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Factoring (Diamond Method)
Factoring (Grouping)
Quadratic Formula
Finding square roots
7.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Factoring (Diamond Method)
Factoring (Grouping)
Quadratic Formula
Finding square roots
Tags
CCSS.HSA-REI.B.4B
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