Complex Numbers

Complex Numbers

11th Grade

11 Qs

quiz-placeholder

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Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Medium

CCSS
HSN.CN.A.2, HSA.APR.A.1, HSA.APR.D.7

+2

Standards-aligned

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3+√-4

1

3-2i

5

3+2i

Tags

CCSS.HSN.CN.A.1

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.HSA.APR.D.7

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(1-3i)(2+5i)

22-i
16-i
17-i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(3+8i)(-2-i)

2-19i
23-i
34+5i
23-i

Tags

CCSS.HSA.APR.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

3i + 2i

5i
5i2
6i
-5

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(2i)(3i)

5i
-5
6i
-6

Tags

CCSS.HSA.APR.A.1

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