Complex numbers

Complex numbers

11th - 12th Grade

33 Qs

quiz-placeholder

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Complex numbers

Complex numbers

Assessment

Quiz

Mathematics

11th - 12th Grade

Medium

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

+6

Standards-aligned

Created by

Phyllis Poller

Used 4+ times

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33 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify: 
(10+ 15i)-(48 - 30i)

58 - 45i
58 - 15i
-38 - 15i
-38 + 45i

Tags

CCSS.HSA.APR.A.1

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify: 
(7 + 2i)(9 - 6i)

75-24i
63 - 24i  - 12i2
51 - 24i
58 + 60i

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

10
-10
10i
-10i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.CN.B.4

CCSS.HSN.CN.C.7

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

i66

1
i
-1
-i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

i52

i
-i
1
-1

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

20 sec • 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

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:
i7

i
-i
1
-1

Tags

CCSS.HSN.CN.A.2

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