complex numbers

complex numbers

11th Grade

10 Qs

quiz-placeholder

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complex numbers

complex numbers

Assessment

Quiz

Mathematics

11th Grade

Hard

CCSS
HSN.CN.A.2, HSN.CN.A.1, HSN.CN.C.8

+3

Standards-aligned

Created by

Dalila Zarazua

Used 3+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(3 + 2i) + (4 - 5i)

7 + 7i

1 - 3i

1 - 7i

7 - 3i

Tags

CCSS.HSN.CN.A.2

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(-7 + 9i) + (2 - 10i)

-5 + i

-5 - i

-9 + 1

9 - i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.CN.B.4

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(4 - 2i) - (3 + 6i)

7 - 4i

1 + 4i

1 - 8i

7 - 8i

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What does i2 equal?

-1

√-1

1

-√1

Tags

CCSS.HSN.CN.A.1

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The expression (2 + 3i)2 is equal to

-5
-5 + 12i
13
13 + 12i

Tags

CCSS.HSN.CN.C.8

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

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

2-19i

23-i

34+5i

23-i

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

15 mins • 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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