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Quiz 3.01 Complex Numbers

Authored by Evan Braun

Mathematics

10th - 12th Grade

CCSS covered

Used 32+ times

Quiz 3.01 Complex Numbers
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15 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What does  1\sqrt{-1}  =?

1

-1

i

-i

2.

MULTIPLE CHOICE QUESTION

15 mins • 12 pts

What does i2 = ?

-1
√-1
1
-√1

Tags

CCSS.HSN.CN.A.1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 36\sqrt{-36}  

Simplify 

6i

6

18i

-18i

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Simplify

7
-7
7i
-7i

Tags

CCSS.HSN.CN.A.1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify  28\sqrt{-28}  

 28-\sqrt{28}  

 2i7-2i\sqrt{7}  

 2i72i\sqrt{7}  

 28i28i  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 32\sqrt{-32}  

 2162\sqrt{16}  

 2i82i\sqrt{8}  

 4i24i\sqrt{2}  

 1616  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify the expression:
 (1 + 6i) + (1 + 5i)\left(1\ +\ 6i\right)\ +\ \left(1\ +\ 5i\right)  

 2 + 11i2\ +\ 11i  

 2 + 11i22\ +\ 11i^2  

 13i13i  

 1313  

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