Unit 7 Radicals and Complex Numbers
Mathematics
10th - 12th Grade
CCSS covered
Used 126+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
If (a+b)²=a²+2ab+b², then (√2+√3)² is equal to
5
√6
√5
5+2√6
Tags
CCSS.HSN.RN.A.2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
2√5 - √5 + 4√5 + √3
6√5 + √3
5√5 + √3
6√5
6√3
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Simplify:
√10 ⋅ √45
3√50
8√2
√450
15√2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Simplify √72
7√9
4√6
6√2
3√4
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
5√48x²
10x√3
15x√3
20x√3
25x√3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Simplify:
(10+ 15i) - (48 - 30i)
58 - 45i
58 - 15i
-38 - 15i
-38 + 45i
Tags
CCSS.HSA.APR.A.1
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the sum.
(5-2i) + (-7+8i)
-2+6i
12+6i
-35-16i2
-35 -16i
Tags
CCSS.HSN.CN.A.2
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