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គណិតវិទ្យាទី ៩

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Mathematics

10th Grade

Used 11+ times

គណិតវិទ្យាទី ៩
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7 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  28+63 =គណនា\ ​\sqrt{28}+\sqrt{63\ }=  

 474\sqrt{7}  

 575\sqrt{7}  

 676\sqrt{7}  

 777\sqrt{7}  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  3323108=គណនា\ ^3\sqrt{32}-^3\sqrt{108}=  

 34^3\sqrt{4}  

 34-^3\sqrt{4}  

 2342^3\sqrt{4}  

 3343^3\sqrt{4}  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

   2×50=ផលគុណ\ \ \sqrt{2}\times\sqrt{50}=  

 77  

 88  

 99  

 1010  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

  235=គណនា\ \frac{2\sqrt{3}}{\sqrt{5}}=  

 3155\frac{3\sqrt{15}}{5}  

 2155\frac{2\sqrt{15}}{5}  

 6155\frac{6\sqrt{15}}{5}  

 7154\frac{7\sqrt{15}}{4}  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

   192=គណនា\ \ \sqrt{192}=  

 828\sqrt{2}  

 838\sqrt{3}  

 10310\sqrt{3}  

 939\sqrt{3}  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

  (x1)(2x+1)=ពន្លាតកន្សោម\ \left(x-1\right)\left(2x+1\right)=  

 2x2+x+12x^2+x+1  

 2x2x12x^2-x-1  

 2x2x+12x^2-x+1  

 3x2x13x^2-x-1  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

   (3x+2)(3x2)=គណនា\ \ \left(3x+2\right)\left(3x-2\right)=  

 9x249x^2-4  

 10x2410x^2-4  

 11x2911x^2-9  

 8x248x^2-4  

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