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Rationalizing Radicals

Authored by River Falls High School

Mathematics

8th - 10th Grade

CCSS covered

Used 133+ times

Rationalizing Radicals
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rationalize the denominator:

 55\frac{5}{\sqrt{5}}  

 5\sqrt{5}  

 15\frac{1}{\sqrt{5}}  

 555\sqrt{5}  

 55\frac{\sqrt{5}}{5}  

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rationalize the denominator:
 523\frac{\sqrt{5}}{2\sqrt{3}}  

 156\frac{\sqrt{15}}{6}  

 1518\frac{\sqrt{15}}{18}  

 536\frac{5\sqrt{3}}{6}  

 5318\frac{5\sqrt{3}}{18}  

Tags

CCSS.HSN.RN.A.2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Rationalize the denominator:
 4121\frac{\sqrt{4}}{\sqrt{121}}  

 411\frac{4}{11}  

 484121\frac{\sqrt{484}}{121}  

 211\frac{2}{11}  

 2121121\frac{2\sqrt{121}}{121}  

Tags

CCSS.HSN.RN.A.2

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 650\frac{\sqrt{6}}{\sqrt{50}}  

 652\frac{\sqrt{6}}{5\sqrt{2}}  

 35\frac{\sqrt{3}}{\sqrt{5}}  

 35\frac{\sqrt{3}}{5}  

 235\frac{2\sqrt{3}}{5}  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Simplify the radical.....
4√28

4√7
8√28
8√7
8

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Fully Reduce 45\sqrt{45}  

 535\sqrt{3}  

15

 353\sqrt{5}  

 959\sqrt{5}  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Reduce: √18

9
√9
3√2
2√3

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