Solving Quadratics with Difference of Squares
Authored by Anthony Clark
Mathematics
11th Grade
CCSS covered
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20 questions
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1.
DRAG AND DROP QUESTION
1 min • 1 pt
10
-10
1
-1
0
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor completely: 49x2 - 25y2
(7x + 5y)(7x - 5y)
(7x +5y)(7x +5y)
(7x2 + 5y2)(7x2 - 5y2)
Prime
Tags
CCSS.HSA.APR.C.4
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Out of the following expressions, which one can factor using difference of two squares?
144x2 - 49y2
x2 + 4x - 12
100x2 + 20x + 1
14x - 16
Tags
CCSS.HSA.APR.C.4
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor x2 - 25
( x + 5 ) ( x - 5 )
( x - 5 ) ( x - 5 )
( x + 5 ) ( x + 5 )
Prime
Tags
CCSS.HSA.APR.C.4
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Factor and solve:
(4x - 9)(4x + 9)
x = {-9/4, 9/4}
(2x - 3)(2x + 3)
x = {-2/3, 3/2}
(2x - 3)2
x = {3/2}
(2x + 3)2
x = {-3/2}
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve
16a2 - 9 = 0
a = -3/4, 3/4
a = -4/3, 4/3
a = -9/16, 9/16
a = -16/9, 16/9
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve: x2 - 81 = 0
9
9, -9
3, -3, 9, -9
None of the above
Tags
CCSS.8.EE.A.2
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