Imaginary Numbers

Imaginary Numbers

10th - 12th Grade

17 Qs

quiz-placeholder

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Imaginary Numbers

Imaginary Numbers

Assessment

Quiz

Mathematics

10th - 12th Grade

Hard

CCSS
HSN.CN.A.2, HSN.CN.A.1, HSA.APR.A.1

+5

Standards-aligned

Created by

Lauren Ehrlich

Used 7K+ times

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17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify √-4

2i
-2i
2
4i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

2.

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

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate:
i + 6i

6i2
7i
5i
7i2

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate:
(4 − 7i) − (-3 + 6i)

7 − 13i
7 − i 
1 − 13i
1 − i 

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate: 
(1 − 2i) + (-4 + 2i)

-3
-3 − 4i
5 − 4i
5

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does i=  ?

1
-1
√-1
√1

Tags

CCSS.HSN.CN.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Calculate:
-4 (13 + 5i) 

-52 − 20i
9 + i
17 − 20i
-52 + 20i

Tags

CCSS.HSN.CN.A.2

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