Complex Numbers Extra Practice

9th - 12th Grade

•

19 Qs

quiz-placeholder

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Complex Numbers Extra Practice

Complex Numbers Extra Practice

Assessment

Quiz

•

Mathematics

•

9th - 12th Grade

•

Easy

•

CCSS

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

Standards-aligned

Created by

Jennifer Gee

Used 3+ times

FREE Resource

19 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does i² = ?

-1

√-1

1

-√1

Tags

CCSS.HSN.CN.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify
√-25

-5i

5

5i

-5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify:
√-108

3i√6

3i√20

6i√3

20i√3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify
2i - 7i + 10

-5i+10

5i

9i+10

5i+10

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify
3i - (4 + 7i)

-4 + 10i

21 - 12i

4 - 10i

-4 - 4i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Multiply
(2i)(3i)

5i

-5

6i

-6

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify:
(7 + 2i)(9 - 6i)

75 - 24i

63 - 24i - 12i²

51 - 24i

58 + 60i

Tags

CCSS.HSN.CN.A.2

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