Solving Quadratic Equations by Square Root Method

Quiz
•
Mathematics
•
9th Grade
•
Hard
Standards-aligned
Anthony Clark
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve:
x2 - 49 = 0
x = -7, x = 7
x = -7
x = 7
x = -7, x = 1
Tags
CCSS.8.EE.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by taking square roots:
5m2 + 1 = 6
m = 0
m = 1 or -1
m = √7
m = 7/5 m = -7/5
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve.
(2x - 4)2 = 16
x = 4
x = 10
x = -2
x = 0, 4
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by taking the square root:
x2 = 49
-7
7
49
-7, 7
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the quadratic using the square root method
3x2 - 1 = 14
5
-√5
-√5, √5
√5
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
x=6
x= -6, 6
x= -4, 4
x=-2, 2
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve the quadratic using the square root method
5x2 + 9 = 49
2√2
-2√2
-2√2, 2√2
√8
Tags
CCSS.HSA-REI.B.4B
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