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Imaginary Numbers

Imaginary Numbers

Assessment

Flashcard

•

Mathematics

•

9th - 12th Grade

•

Practice Problem

•

Hard

•
CCSS
HSN.CN.A.1, HSN.CN.A.2

Standards-aligned

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Define imaginary numbers.

Back

Imaginary numbers are numbers that can be written as a real number multiplied by the imaginary unit 'i', where i is defined as the square root of -1.

Tags

CCSS.HSN.CN.A.1

2.

FLASHCARD QUESTION

Front

What is the value of i?

Back

i = sqrt(−1)\text{sqrt}(-1) .

Tags

CCSS.HSN.CN.A.1

3.

FLASHCARD QUESTION

Front

Simplify √(−16)\text{√}(-16) .

Back

4i.

4.

FLASHCARD QUESTION

Front

What is the result of i2i^2 ?

Back

-1.

Tags

CCSS.HSN.CN.A.1

5.

FLASHCARD QUESTION

Front

Simplify √(−x2)\text{√}(-x^2) for any real number x.

Back

i|x|.

Tags

CCSS.HSN.CN.A.1

6.

FLASHCARD QUESTION

Front

What is the relationship between real numbers and imaginary numbers?

Back

Real numbers can be represented on a number line, while imaginary numbers are represented on a perpendicular axis, forming the complex plane.

Tags

CCSS.HSN.CN.A.1

7.

FLASHCARD QUESTION

Front

Simplify √(−36)\text{√}(-36) .

Back

6i.

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