Complex Numbers (*,/,+,-)

9th - 12th Grade

•

20 Qs

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Complex Numbers (*,/,+,-)

Complex Numbers (*,/,+,-)

Assessment

Quiz

•

Mathematics

•

9th - 12th Grade

•

Easy

•

CCSS

HSN.CN.A.2, HSA.APR.A.1, HSN.CN.C.8

+2

Standards-aligned

Created by

Sridhar Kothapeta

Used 10+ times

FREE Resource

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.HSN.CN.A.1

CCSS.HSN.CN.A.2

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.1

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.1

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.HSN.CN.A.1

CCSS.HSN.CN.A.2

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.HSN.CN.A.1

CCSS.HSN.CN.A.2

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