Complex numbers

Complex numbers

9th - 12th Grade

15 Qs

quiz-placeholder

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Complex numbers

Complex numbers

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

CCSS
HSN.RN.A.2, HSN.CN.A.2, HSN.CN.A.1

+6

Standards-aligned

Created by

Jessica Hunt

Used 4+ times

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15 questions

Show all answers

1.

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

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does i2 = ?

-1
√-1
1
-√1

Tags

CCSS.HSN.CN.A.1

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify:
3√-81

-27
3i√3
27i
9i

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify
3i - (4 + 7i)

-4 + 10i
21 - 12i
4 - 10i
-4 - 4i

Tags

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the sum.
(5-2i) + (-7+8i)

-2+6i
12+6i
-35-16i2
-35 -16i

Tags

CCSS.HSN.CN.A.2

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Multiply
(2i)(3i)

5i
-5
6i
-6

Tags

CCSS.HSN.CN.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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

-6+12i
-12-6i
-2+7i
12+6i

Tags

CCSS.HSA.APR.A.1

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