5.9 Complex Numbers

5.9 Complex Numbers

11th Grade

15 Qs

quiz-placeholder

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5.9 Complex Numbers

5.9 Complex Numbers

Assessment

Quiz

Mathematics

11th Grade

Medium

CCSS
HSN.CN.A.2, HSN.CN.C.8, HSN.CN.A.1

Standards-aligned

Created by

Michael Ramirez

Used 3+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Simplify the following radical: √32

3√2
4√8
16√2
4√2

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Simplify √-28

-√28
-2i√7
2i√7
28i

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Simplify √-23

-√23
23i
23
i√23

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

√-36

6
-6
-6i
6i

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Simplify: 
(10+ 15i) - (48 - 30i)

58 - 45i
58 - 15i
-38 - 15i
-38 + 45i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Find the sum.
(5-2i) + (-7+8i)

-2+6i
12+6i
-35-16i2
-35 -16i

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Simplify: 
(10+ 15i) - (48 - 30i)

58 - 45i
58 - 15i
-38 - 15i
-38 + 45i

Tags

CCSS.HSN.CN.A.2

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