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Understanding and using complex number notation

Authored by Wayground Content

Mathematics

9th - 12th Grade

CCSS covered

Understanding and using complex number notation
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

8

2i

Tags

CCSS.HSN.CN.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A complex number is just two numbers added together, a Real and an ______ number.

Real

Rational

Imaginary

Irrational

Tags

CCSS.HSN.CN.A.1

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which of the following is a pure Imaginary number?

4+8i

2-i

16i

-8+12i

Tags

CCSS.HSN.CN.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the real component of the following complex number:  7 – 4i

-4i
-4
7
-7

Tags

CCSS.HSN.CN.A.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Irrational Number

Real Number

Imaginary Number

Complex Number

Tags

CCSS.HSN.CN.A.1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

simplify

- 56

56\sqrt{-56}

214-2\sqrt{14}

56\sqrt{56}

Tags

CCSS.HSN.CN.A.1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Real and Imaginary parts of 3.5 - 2.7 i are___?

Re=3.5

Im=2.7

Re=3.5

Im=-2.7

Re=-3.5

Im=2.7

Re=-3.5

Im=-2.7

Tags

CCSS.HSN.CN.A.1

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