Ôn Tập toán 8 (2)

Ôn Tập toán 8 (2)

8th Grade

21 Qs

quiz-placeholder

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Ôn Tập toán 8 (2)

Ôn Tập toán 8 (2)

Assessment

Quiz

Mathematics

8th Grade

Medium

Created by

Hồng Phi

Used 29+ times

FREE Resource

21 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Phân tích đa thức x3 + 12x thành nhân tử ta được

x2(x + 12)

x(x2 + 12)

x(x2 – 12)     

x2(x – 12)

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Phân tích đa thức mx + my m thành nhân tử ta được

m(x + y + 1)

m(x + y + m)

m(x + y) 

m(x + y – 1)

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Chọn câu trả lời đúng nhất : 21x2y−12xy2

3(7x2y−4xy2)

3y(7x2−4xy)

3x(7xy−4y2)

3xy(7x−4y)

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Kết quả phân tích đa thức 4x2−4x+1 thành nhân tử là:

(2x−2)2

(x−2)2

(2x−1)2

(2x+1)(2x−1)

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Kết quả phân tích đa thức x2−36 thành nhân tử là:

(x−6)2

(x+6)2

(x+36)( x−36)

(x+6)( x−6)

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Kết quả phân tích đa thức 4x2−9 thành nhân tử là:

(2x−3)2

(x+6)2

(2x+3)( 2x−3)

(4x+3)( 4x−3)

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Đẳng thức nào sau đây là đúng

y5 – y4 = y4(y – 1)

y5 – y4 = y3(y2 – 1)

y5 – y4 = y5(1 – y)

y5 – y4 = y4(y + 1)

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