Complex Numbers

Complex Numbers

9th - 12th Grade

11 Qs

quiz-placeholder

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Complex Numbers

Complex Numbers

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

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

Standards-aligned

Created by

Despina Stephanos

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

10
-10
10i
-10i

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

-2+6i
12+6i
-35-16i2
-35 -16i

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(3i)(-2+4i)

-6+12i
-12-6i
-2+7i
12+6i

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Multiply: 
(4 – 3i)(-7 – 2i)

A.  -23 + 13i
B.  -23 - 29i
C.  -34 + 13i
D.  -34 - 29i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does i2 = ?

-1
√-1
1
-√1

Tags

CCSS.HSN.CN.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify 
√-25

-5i
5
5i
-5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify
2i - 7i + 10

-5i+10
5i
9i+10
5i+10

Tags

CCSS.HSN.CN.A.2

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