
Solving Quadratics by Completing the Square
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered

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19 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square...
x2 + 4x + 1 = 0
x = -2 ± √3
x = -3 ± √2
x = 2 ± √3
x = 2 ± √2
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What do you do to the b value to correctly complete the square?
square it
divide it by 2 and square the result
divide it by 2 and take the square root of the result
divide it by 2 only
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
To solve by completing the square, what needs to be moved in this equation?
x2 = 9 - 4x
the -4x
the 9
the x2
Tags
CCSS.HSA-REI.B.4B
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(x + 1) 2 + 3 = 15
Tags
CCSS.HSA-REI.B.4B
6.
DROPDOWN QUESTION
1 min • 1 pt
+ 49
- 49
+ 36
- 36
+ 6
- 6
+ 7
- 7
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
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