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Simplifying Negative Square Roots

Authored by Stephanie Smith

Mathematics

9th - 12th Grade

CCSS covered

Used 38+ times

Simplifying Negative Square Roots
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5 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What does  ii  equal?

 1\sqrt{-1}  

 1-1  

 i-i  

 11  

Tags

CCSS.HSN.CN.A.1

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify using the imaginary number  ii  
 49\sqrt{-49}  

 49i49i  

 49i-49i  

 7i7i  

 7i-7i  

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify using the imaginary number  ii  
 16\sqrt{-16}  

 8i8i  

 8i-8i  

 4i4i  

 4i-4i  

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify using the imaginary number  ii  
 20\sqrt{-20}  

 10i10i  

 10i-10i  

 i20i\sqrt{20}  

 i20-i\sqrt{20}  

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify using the imaginary number  ii  
 6\sqrt{-6}  

 6i6i  

 6i-6i  

 i6i\sqrt{6}  

 i6-i\sqrt{6}  

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

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