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พหุนาม

Authored by Tarinee Buama Phitsanulok

Mathematics

2nd Grade

Used 214+ times

พหุนาม
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10 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

เอกนาม  2x2y2x^2y  คล้ายกับเอกนามในข้อใดต่อไปนี้

 2xy22xy^2  

 x2y2x^2y^2  

 23yx2-\frac{2}{3}yx^2  

 2xy2xy  

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (7x3yz)+(13x3yz) \left(7x^3yz\right)+\left(-13x^3yz\right)\ คือข้อใดต่อไปนี้  

 20x3yz20x^3yz  

 5x3yz-5x^3yz  

 5x3yz5x^3yz  

 20x3yz-20x^3yz  

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (3ab3c4)(5ab3c4) \left(-3ab^3c^4\right)-\left(-5ab^3c^4\right)\ คือข้อใดต่อไปนี้  

 8ab3c4-8ab^3c^4  

 2ab3c4-2ab^3c^4  

 8ab3c48ab^3c^4  

 2ab2c42ab^2c^4  

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 (6m2n3)(12n3m2) \left(6m^2n^3\right)\left(-12n^3m^2\right)\ คือข้อใดต่อไปนี้  

 72m4n6-72m^4n^6  

 72m2n3-72m^2n^3  

 72m2n372m^2n^3  

 72m4n672m^4n^6  

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

 62x2y3z412xyz \frac{62x^2y^3z^4}{12xyz}\ คือข้อใดต่อไปนี้  

 xy2z3xyz\frac{xy^2z^3}{xyz}  

 31xy2z36\frac{31xy^2z^3}{6}  

 xy2z36\frac{xy^2z^3}{6}  

 31xy2z36xyz\frac{31xy^2z^3}{6xyz}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (xy2y)+(3xy+3y) \left(xy-2y\right)+\left(-3xy+3y\right)\ คือข้อใดต่อไปนี้  

 2xy+y-2xy+y  

 4xy5y4xy-5y  

 2xy+5y2xy+5y  

 4xy+5y-4xy+5y  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 (7ab22xy)(3ab2+z) \left(7ab^2-2xy\right)-\left(3ab^2+z\right)\ คือข้อใดต่อไปนี้  

 4ab2+2xyz4ab^2+2xy-z  

 4ab2+2xy+z4ab^2+2xy+z  

 4ab22xy+z4ab^2-2xy+z  

 4ab22xyz4ab^2-2xy-z  

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