Complex Numbers and Imaginary

Complex Numbers and Imaginary

11th Grade

20 Qs

quiz-placeholder

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Complex Numbers and Imaginary

Complex Numbers and Imaginary

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

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

Standards-aligned

Created by

Anthony Clark

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Multiply: 
(4 – 3i)(-7 – 2i)

  -23 + 13i

  -23 - 29i

  -34 + 13i

  -34 - 29i

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify:

(10 + 15i) - (48 - 30i)

58 - 45i

58 - 15i

-38 - 15i

-38 + 45i

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the sum.

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

-2 + 6i

12 + 6i

-35 - 16i2

-35 - 16i

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(2i)(3i)

5i

-5

6i2

-6

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

What letter usually represent imaginary number?

a

i

j

x

e

Answer explanation

Media Image

Tags

CCSS.HSN.CN.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Q1. What is the value of the expression 10 + -10?

A) 10

B) -10

C) 10i

D) -10i

Tags

CCSS.HSN.CN.A.1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the value of x if x = 10?

10

-10

10i

-10i

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