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Complex Numbers Review

Authored by Gemma Gearhart

Mathematics

11th Grade

CCSS covered

Used 22+ times

Complex Numbers Review
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does ii represent?

 11  

 1-1  

 1\sqrt{1}  

 1\sqrt{-1}  

Tags

CCSS.8.EE.A.2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is i2i^2 equal to?

 11  

 1-1  

 1\sqrt{1}  

 1\sqrt{-1}  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is 25\sqrt{25} ?

 55  

 5-5  

 5i5i  

 5i-5i  

Tags

CCSS.8.EE.A.2

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is 25\sqrt{-25} ?

 55  

 5-5  

 5i5i  

 5i-5i  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is 25-\sqrt{-25} ?

 55  

 5-5  

 5i5i  

 5i-5i  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Simplify: (63i)+(14i)\left(6-3i\right)+\left(-1-4i\right)  

 57i5-7i  

 5i5-i  

 5+i5+i  

 5+7i5+7i  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What can you add to 3+2i3+2i to get 78i7-8i 

 106i10-6i  

 1010i10-10i  

 410i4-10i  

 4+10i-4+10i  

Tags

CCSS.HSA.APR.D.7

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