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8.4 Operations with radical expressions

Authored by Elizabeth Skirucha

Mathematics

9th - 11th Grade

CCSS covered

Used 49+ times

8.4 Operations with radical expressions
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which two terms are like radicals?

3 and 9\sqrt{3}\ and\ \sqrt{9}

8 and 2\sqrt{8}\ and\ \sqrt{2}

8 and 4\sqrt{8}\ and\ \sqrt{4}

8 and 3\sqrt{8}\ and\ \sqrt{3}

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Add  45+125\sqrt{45}+\sqrt{125}  

 34534\sqrt{5}  

 170\sqrt{170}  

 858\sqrt{5}  

can't add

Tags

CCSS.HSN.RN.A.2

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify  18x332x3\sqrt{18x^3}-\sqrt{32x^3}  

 x2x-x\sqrt{2x}  

 x2-x\sqrt{2}  

 x2x2-x\sqrt{2x^2}  

 7x2x-7x^2\sqrt{x}  

Tags

CCSS.HSN.RN.A.2

CCSS.HSA.APR.A.1

CCSS.HSN.RN.A.1

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify  7(175+35)\sqrt{7}\left(\sqrt{175}+\sqrt{35}\right)  

 35+49535+49\sqrt{5}  

 1225+751225+7\sqrt{5}  

 35+7535+7\sqrt{5}  

 7070  

Tags

CCSS.HSN.RN.A.2

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify  (x19)2\left(\sqrt{x}-19\right)^2  

 x361x-361  

 x+361x+361  

 x38x+361x-38\sqrt{x}+361  

 x+38x+361x+38\sqrt{x}+361  

Tags

CCSS.7.EE.A.1

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify  (5+7)(6+2)\left(\sqrt{5}+7\right)\left(\sqrt{6}+2\right)  

 30+25+76+14\sqrt{30}+2\sqrt{5}+7\sqrt{6}+14  

 30+96+14\sqrt{30}+9\sqrt{6}+14  

 ×1030+14\times10\sqrt{30}+14  

 30+14\sqrt{30}+14  

Tags

CCSS.HSA.APR.A.1

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Simplify  (10+3)(103)\left(\sqrt{10}+3\right)\left(\sqrt{10}-3\right)  

 11  

 77  

 1919  

 102310-2\sqrt{3}  

Tags

CCSS.HSN.RN.A.2

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

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