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เศษส่วนของพหุนาม ม.2

Authored by jutamas 7824

Mathematics

2nd Grade

Used 13+ times

เศษส่วนของพหุนาม ม.2
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 

ข้อใดคือผลคูณของพหุนาม

   (x+y)(x+y)\left(x+y\right)\left(x+y\right) 

 x22xy+y2x^2-2xy+y^2  

 x2+2xy+y2x^2+2xy+y^2  

 x22xyy2x^2-2xy-y^2  

 x2+2xyy2x^2+2xy-y^2  

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ข้อใดคือผลคูณของพหุนาม
 (xy)(x2+xy+y2)\left(x-y\right)\left(x^2+xy+y^2\right)  

 x3y3-x^3-y^3  

 x3+y3x^3+y^3  

 x3+y3-x^3+y^3  

 x3y3x^3-y^3  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ข้อใดคือผลบวกของเศษส่วนพหุนาม
 32x+54x\frac{\text{3}}{\text{2x}}+\frac{\text{5}}{\text{4x}}  

 82x\frac{\text{8}}{\text{2x}}  

 84x\frac{\text{8}}{\text{4x}}  

 112x\frac{\text{11}}{\text{2x}}  

 114x\frac{\text{11}}{\text{4x}}  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ข้อใดคือผลลบของเศษส่วนพหุนาม

  x(x+3)(x3) 3(x3)(x+3)\ \frac{x}{\left(x+3\right)\left(x-3\right)}-\ \frac{3}{\left(x-3\right)\left(x+3\right)}  

 1x3\frac{\text{1}}{x-3}  

 1x+3\frac{\text{1}}{x+3}  

 11  

 x3x+3\frac{x-3}{x+3}  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ข้อใดคือผลลบของเศษส่วนพหุนาม

 58x34x\frac{\text{5}}{\text{8x}}-\frac{\text{3}}{\text{4x}}  

 -28x\frac{\text{-2}}{\text{8x}}  

 28x\frac{\text{2}}{\text{8x}}  

 -18x\frac{\text{-1}}{\text{8x}}  

 18x\frac{\text{1}}{\text{8x}}  

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 24x÷2x + 6x \frac{\text{2}}{\text{4x}}\div\frac{\text{2x + 6}}{\text{x}}\   


มีค่าเท่ากับข้อใด

 14x+12\frac{\text{1}}{\text{4x+12}}  

 12x+6\frac{\text{1}}{\text{2x+6}}  

 24x+12\frac{\text{2}}{\text{4x+12}}  

 22x+6\frac{\text{2}}{\text{2x+6}}  

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

ข้อใดเป็นคำตอบของ

 2m97m9+15m92m^9-7m^9+15m^9  

 10m910m^9  

 10m2710m^{27}  

 24m924m^9  

 24m2724m^{27}  

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