Solve Equations by Taking Square Roots
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve for x.
2(x + 5)2 = 28
x = 5 ± √14
x = -5 ± 2√7
x = -5 ± √14
x = 5 ± 2√7
Tags
CCSS.HSA-REI.B.4B
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x = 7, x = -5
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve by taking the square root:
4x2 = 100
x = ±10
x = ±25
x = ±5
x = 5
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using square roots.
±81
±9
±3
No real solution
Tags
CCSS.HSA-REI.B.4B
7.
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
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