Adding Subtracting Imaginary and Complex Numbers

Quiz

•

Mathematics

•

11th Grade

•

Easy

•

CCSS

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

Standards-aligned

Barbara White

Used 1+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1

-1

i

0

Tags

CCSS.HSN.CN.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does i²= ?

1

-1

√-1

√1

Tags

CCSS.HSN.CN.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you write a complex number?

a-bi

a+bi

ai+b

ai-b

Tags

CCSS.HSN.CN.A.1

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Add/Subtract using the proper rules:
(7 + 2i) - (-12 - 4i)

-5 - 2i

19 - 2i

-5 + 6i

19 + 6i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Add/Subtract using the proper rules: (3 + 2i) + (7 - 12i)

10+10i

10-10i

10+14i

4-10i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

-2+6i

12+6i

-35-16i²

-35 -16i

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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

58 - 45i

58 - 15i

-38 - 15i

-38 + 45i

Tags

CCSS.HSN.CN.A.2

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