Solve Quadratic by Square Root
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
2x2= 30
x= √5
x= √30
x= √15
x= ±5
Tags
CCSS.8.EE.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
x = 3, -3
x = 3i, -3i
x = -7, 7
No Soluition
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Solve using square roots.
±√9
±3
±1
No real solution
Tags
CCSS.HSA-REI.B.4B
4.
MULTIPLE CHOICE QUESTION
1 min • 8 pts
Solve by taking square roots:
k2 - 6 = -50
k = ±4i√11
k = ±4√11
k = ±2i√11
k = ±2√11
Tags
CCSS.HSA-REI.B.4B
5.
MULTIPLE CHOICE QUESTION
1 min • 8 pts
Solve by taking square roots.
2x2 - 8 =100
x = ±√54
x = ±3√6
x = ± 9√6
x = ±2√27
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
1 min • 8 pts
Solve by taking square roots:
-3b2 - 4 = 26
k = ±2i√30
k = ±i√30
k = ±2i√10
k = ±i√10
Tags
CCSS.HSA-REI.B.4B
7.
MULTIPLE CHOICE QUESTION
1 min • 9 pts
Solve by taking square roots.
x2 = -121
± 11
± 11i
± 12
11i
Tags
CCSS.HSA-REI.B.4B
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