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Imaginary Numbers

Authored by Megan Noel

Mathematics

9th - 12th Grade

CCSS covered

Used 1K+ times

Imaginary Numbers
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 12 pts

Simplify √-4

2i
-2i
2
4i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify √-23

-√23
23i
23
i√23

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify -√-48

4i√3
-4i√3
i√48
-48i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify √-81

-√81
-9i
9i
81i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify √-28

-√28
-2i√7
2i√7
28i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify √-45

3i√5
-3i√5
-i√45
45i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

CCSS.HSN.CN.B.4

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify -√-8

-i√8
-2i√2
2i√2
-8i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

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