Factoring and Completing the Square
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the missing value "c" to complete the square.
x2 + 6x + ____
9
12
36
- 9
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Complete the square for
x2 + 12x + ____
x2 + 12x + 144
x2 + 12x + 36
x2 + 12x - 36
x2 + +12x - 144
Tags
CCSS.HSA-REI.B.4B
3.
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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor
18a2b4c + 24ab3c2
6ab3c(3ab + 4c)
3abc(6ab3 + 8b2c)
6abc(3ab3 + 4c)
6ab3c(3b + 4c)
5.
DRAG AND DROP QUESTION
1 min • 1 pt
The quadratic shown is going to be solved by completing the square, the first step is shown
Problem: x2 + 6x = 5
Step 1: x2 + 6x + (a) = (b)
What are the missing values?
9
14
6
5
-6
-9
3
8
12
Tags
CCSS.HSA-REI.B.4B
6.
DROPDOWN QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square (a)
x = -2 ± √3
x = -3 ± √2
x = 2 ± √3
x = 2 ± √2
Tags
CCSS.HSA-REI.B.4B
7.
MATH RESPONSE QUESTION
1 min • 1 pt
Solve by completing the square. Write the answer as #+-square root. k2 − 12k + 23 = 0
Mathematical Equivalence
ON
Tags
CCSS.HSA-REI.B.4B
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