Factor a Difference of Squares
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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12 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
3x2 - 75
3( x + 5 ) ( x - 5 )
Prime
( x + 5 ) ( x - 5 )
3( x - 5 ) ( x - 5 )
Tags
CCSS.HSA.APR.C.4
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
r2 - 9t2
(r + 3t) (r - 3t)
(r - 3t) (r - 3t)
(3r + t) (3r - t)
Can't factor using Diff. of Squares
Tags
CCSS.HSA.APR.C.4
3.
MULTIPLE CHOICE QUESTION
1 min • 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
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x2 - 9
(x + 3)2
(x + 3) (x - 3)
(x - 3)2
x + 3(x - 3)
Tags
CCSS.HSA.APR.C.4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x2 - 16
(x + 4) (x - 4)
(x + 8) (x - 2)
(x + 4)2
x + 4(x - 4)
Tags
CCSS.HSA.APR.C.4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
25x2 - 36y2
5x + 6y(5x - 6y)
(5x + 6y) (5x - 6y)
(5x + 6y)2
(5x - 6y)2
Tags
CCSS.HSA.APR.C.4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
64x2 - 81y2
(8x + 7y) (8x - 7y)
(8x + 9y) (8x - 9y)
(6x + 7y) (6x - 7y)
(6x + 9y) (6x - 9y)
Tags
CCSS.HSA.APR.C.4
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