Recap Imaginary and Complex Numbers

Recap Imaginary and Complex Numbers

10th - 12th Grade

45 Qs

quiz-placeholder

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Recap Imaginary and Complex Numbers

Recap Imaginary and Complex Numbers

Assessment

Quiz

Mathematics

10th - 12th Grade

Easy

CCSS
HSN.CN.A.2, HSN.CN.A.1, HSN.CN.A.3

+4

Standards-aligned

Created by

Melyssa Lynch

Used 3+ times

FREE Resource

45 questions

Show all answers

1.

MATCH QUESTION

1 min • 1 pt

the imaginary unit

7+9i

the imaginary part

-9i

the complex conjugate

7

the real part

Tags

CCSS.HSN.CN.A.1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify  182518-\sqrt{-25}  

 5i5i  

 18  5i18\ -\ 5i  

 18 + 5i18\ +\ 5i  

23

Tags

CCSS.HSN.CN.A.1

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is  i79i^{79} ?

i

1

-1

-i

Tags

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify  25\sqrt{-25}  

i√25

5i

-5i

25i

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify 20\sqrt{-20}  

 2i52i\sqrt{5}  

 2i5-2i\sqrt{5}  

 20i20i  

 20i-20i  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify  81\sqrt{-81}  

-√81

-9i

9i

81i

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify  4\sqrt{-4}  

2i

-2i

2

4i

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