Complex Numbers

9th - 12th Grade

•

11 Qs

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Complex Numbers

Complex Numbers

Assessment

Quiz

•

Mathematics

•

9th - 12th Grade

•

Medium

•

CCSS

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

+4

Standards-aligned

Created by

Frederick Thompson

Used 1K+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

10

-10

10i

-10i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.CN.B.4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

5i

-5i

5+i

-5

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.CN.B.4

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the complex conjugate of 4-3i?

A. 1/(4-3i)

B. 1/(4+3i)

C. -4 + 3i

D. 4 + 3i

Tags

CCSS.HSN.CN.A.3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify:
i⁷

i

-i

1

-1

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Solve
3x² - 5 = -446

±√-147

7i√3

±7i√3

-7√3

Tags

CCSS.8.EE.A.2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:
√-108

3i√6

3i√20

6i√3

20i√3

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(5-2i) + (-7+8i)

-2+6i

12+6i

-35-16i²

-35 -16i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

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