Solve Quadratics Completing the Square
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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16 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square...
x2 - 10x - 5 = 0
x = -5 ± √30
x = 5 ± √30
x = 30 ± √5
x = -30 ± √5
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the following quadratics equation by completing the square...
x2 - 20x + 98 = 0
x = -10 ± √2
x = 10 ± √2
x = 2 ± √10
x = -2 ± √10
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the equation by completing the square and then finding the roots.
x2+ 6x - 4 = 36
x = -7, 7
x = 4, -10
x = -4 +- √7
x = 10, -4
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by method of your choice.
x2 + 10x = -9
1 and -12
-1 and -9
1 and -9
1 and -1
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What value of c would make this a perfect sqaure trinomial?
x2 +8x + c
4
16
64
-16
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the value of "c" that completes the square.
-4
4
8
16
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the value of "c" that completes the square.
28
14
196
56
Tags
CCSS.HSA-REI.B.4B
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