พหุนาม

พหุนาม

7th Grade

10 Qs

quiz-placeholder

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พหุนาม

พหุนาม

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

จงหาผลบวกของพหุนาม 8x + xy - 6 และ 3x - 5xy + 2

11x - 4xy + 4

11x - 4xy - 4

11x + 4xy - 4

11x + 4xy + 4

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

จงหาผลบวกของ (-3x + 4y) + (5x - 6y)

8x + 2y

8x - 10y

2x + 2y

2x - 2y

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

จงหาผลลบของ (2x - 13) - (-9x)

11x - 13

-7x - 13

2x - 22

11x + 13

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

จงหาผลลบของ 8x - (10 - 5)

2x - 5

-2x + 5

-2x - 5

2x + 5

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ข้อใดเป็นผลคูณของ (x - 2)(x + 5)

 x23x10x^2-3x-10  

 x2+3x10x^2+3x-10  

 x27x10x^2-7x-10  

 x2+7x10x^2+7x-10  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 6x27x3 6x^2-7x-3\   เป็นผลคูณของข้อใด

(2x + 3)(3x - 1)

(6x + 3)(x - 1)

(6x - 3)(x + 1)

(2x - 3)(3x + 1)

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 (18xy224x2y)÷(6xy)\left(18xy^2-24x^2y\right)\div\left(-6xy\right)  มีค่าตรงกับข้อใด

4y - 3x

3x - 4y

4x - 3y

3y - 4x

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