គណនាកន្សោមពីគណិត

គណនាកន្សោមពីគណិត

8th - 9th Grade

14 Qs

quiz-placeholder

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គណនាកន្សោមពីគណិត

គណនាកន្សោមពីគណិត

Assessment

Quiz

Mathematics

8th - 9th Grade

Practice Problem

Hard

Created by

kak kimrorn

Used 9+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 ax+1+2ax+1\frac{a}{x+1}+\frac{2a}{x+1}  

 a+2ax+1\frac{a+2a}{x+1}  

 3ax+1\frac{3a}{x+1}  

 ax+1\frac{a}{x+1}  

 3x+1\frac{3}{x+1}  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3b12b1\frac{3}{b-1}-\frac{2}{b-1}  

 1b1\frac{1}{b-1}  

 5b1\frac{5}{b-1}  

 10b1\frac{10}{b-1}  

 1(b1)2\frac{1}{\left(b-1\right)^2}  

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 2xx+3x2x-\frac{x+3}{x}  

 2x2+3x\frac{2x^2+3}{x}  

 x2x+3x\frac{x^2-x+3}{x}  

 x3x\frac{x-3}{x}  

 2x2x3x\frac{2x^2-x-3}{x}  

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3+1a+23+\frac{1}{a+2}  

 3a+7a+2\frac{3a+7}{a+2}  

 3a+1a+2\frac{3a+1}{a+2}  

 3a+5a+2\frac{3a+5}{a+2}  

 3a+6a+2\frac{3a+6}{a+2}  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3xy2+2xy4\frac{3x-y}{2}+\frac{2x-y}{4}  

 2x5y4\frac{2x-5y}{4}  

 7x3y4\frac{7x-3y}{4}  

 8x3y4\frac{8x-3y}{4}  

 xy4\frac{x-y}{4}  

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 3ab+5bc\frac{3}{ab}+\frac{5}{bc}  

 3c+5aabc\frac{3c+5a}{abc}  

 8acabc\frac{8ac}{abc}  

 3a+5abc\frac{3a+5}{abc}  

 3+5cabc\frac{3+5c}{abc}  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 2m53m+3m1\frac{2m-5}{3m}+3m-1  

 9m2m53m\frac{9m^2-m-5}{3m}  

 m253m\frac{m^2-5}{3m}  

 9m2+13m\frac{9m^2+1}{3m}  

 m53m\frac{m-5}{3m}  

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