Complex Numbers (*,/,+,-)

Complex Numbers (*,/,+,-)

9th - 12th Grade

20 Qs

quiz-placeholder

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Complex Numbers (*,/,+,-)

Complex Numbers (*,/,+,-)

Assessment

Quiz

Mathematics

9th - 12th Grade

Practice Problem

Medium

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

+4

Standards-aligned

Created by

Sridhar Kothapeta

Used 11+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:
(4 + 7i) - (3 + 2i)

1 + 5i
7 + 9i
1 + 9i
-1 + 5i

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify:
(3 + 2i) + (4i + 6)

9 + 6i
7i + 8
9 + 6i2
9 - 6i

Tags

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify:
-3i(4 + 2i)

6 - 12i
6 + 12i
-12i - 6i2
-12i + 6i2

Tags

CCSS.HSA.APR.A.1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(-3-i)(6-i)

-21-7i
-19-3i
-15-5i
-17-9i

Tags

CCSS.HSN.CN.A.2

5.

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

6.

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

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Multiply: 
(4 – 3i)(7 + 2i)

A.  22 - 13i
B.  28 - 19i
C.  34 - 13i
D.  -34 - 29i

Tags

CCSS.HSA.APR.A.1

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