Quadratic Equation and Factoring
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
Solve by factoring: x2 - 9x + 20 = 0
x = -4 and x = -5
x = 20 and x = -9
x = 4 and x = 5
x = -4 and x = 5
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve: 2x2-x-15=0
x= -3 or x= 5/2
x=3 or x=5/2
x=3 or x= -5/2
x= -3 or x= -5/2
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the equation 80x2-8x=0
x=0 and 1/8
x=1/8 and 1/10
x=0 and -1/10
x=0 and 1/10
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following is the result of completing the square of the equation 0=x2+8x-30?
46=(x+4)2
0=(x+8)2+46
0=(x+4)2+46
46=(x+9)2
Tags
CCSS.HSA-REI.B.4B
5.
DRAG AND DROP QUESTION
1 min • 1 pt
Solving the equation f(x) = x2 - 8x + 15 =0, what are the two factors we can create to solve this equation? (a) .
(x - 3) and (x - 5)
(x + 3) and (x + 5)
(x - 15)
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for x by factoring.
-6, -2
-2, 6
2, 6
-6, 2
Tags
CCSS.HSA-REI.B.4B
7.
DRAG AND DROP QUESTION
1 min • 1 pt
Solve by factoring: x2 + 3x - 18 = 0
Put the solutions in order from least to greatest.
{ (a) , (b) }
-6
3
6
-3
9
-2
-9
2
18
-1
Tags
CCSS.HSA-REI.B.4B
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