Quiz 1.1 Difference of Squares, Sum & Difference of Cubes

Quiz
•
Mathematics
•
8th Grade
•
Medium
Standards-aligned
Norman Tenio
Used 277+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is ALWAYS the first step when factoring?
Look for the GCF
Write a, b, and c
Difference of squares
Use the X-Puzzle
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which one is false about the difference of two squares?
We can factor because there is addition sign.
We can factor because there is a perfect squared number (Example: x2, 25, 49)
Formula: a2 - b2 = (a + b) (a - b)
We can factor because there is minus sign.
Tags
CCSS.HSA.APR.C.4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
We can't factor using difference of two square this
49x2 + 4y2. Why?
Because 4 is not a perfect cubed number.
Because 4 is not a perfect squared number.
Because 49 is not a perfect squared number.
Because we can't factor using difference of two squares if it is addition sign.
Tags
CCSS.HSA.APR.C.4
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Factor completely.
49x2 + 16
( 7x + 4 ) ( 7x - 4 )
( 7x + 4 ) ( 7x + 4 )
( 7x - 4 ) 2
cannot be factored (SUM of squares)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Which of these can be factored using difference of two squares?
144x2 - 49y2
x2 + 4x - 12
100x2 + 20x + 1
14x - 16
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tags
CCSS.HSA.APR.C.4
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tags
CCSS.HSA.APR.C.4
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