Complex number review

Complex number review

10th - 12th Grade

16 Qs

quiz-placeholder

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Complex number review

Complex number review

Assessment

Quiz

Mathematics

10th - 12th Grade

Medium

CCSS
HSN.CN.A.2, HSN.CN.A.3, HSN.CN.A.1

+1

Standards-aligned

Created by

Louis Pires

Used 2+ times

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Add: (3 - 6i) + (-2 - 2i)

5+8i
1+8i
1-8i
-18-6i

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Subtract: (9 - 2i) - (-2 + 5i)

7 - 7i
11 - 7i
11 + 3i
7 + 3i

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Multiply: (2 + 4i)( -3 - 5i)

14 - 22i
-26 - 22i
14 + 2i
26 + 22i

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify: 2i / (5-3i)

4i / (25 + 9i)
(6 + 10i) / 16
16i / 34
(-6 + 10i) / 34

Tags

CCSS.HSN.CN.A.3

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify: (1 - 6i) / (-2 + 3i)

(-20 + 9i) / 13
(-20 - 15i) / 13
(16 + 9i) / 13
29i / 13

Tags

CCSS.HSN.CN.A.3

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does i2 = ?

-1
√-1
1
-√1

Tags

CCSS.HSN.CN.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify 
√-25

-5i
5
5i
-5

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