多項式加減

多項式加減

4th Grade

12 Qs

quiz-placeholder

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多項式加減

多項式加減

Assessment

Quiz

Mathematics

4th Grade

Hard

Created by

TIK NG

Used 1+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列何者是一對同類項?

5x2,5x

24x,–7y

24x,5x

7y,5x

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪個多項式包含異類項?

2a + 3a

6b2 – 4b2

5ab – 9ba

a2b – 2ab2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

下列哪些多項式包含異類項?

I. 2xy2 – 3x2y

II. –4x2 + 4x3

III. x2 + 5x2

只有I及II

只有II及III

只有I及III

I、II及III

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

化簡 x3 + x3 =

2x3

x6

x9

2x6

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

化簡 –yyy =

0

y3

–3y

3 – y

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

化簡 5x + 5y – 2y + 3x =

8x + 3y

8x – 3y

10x + y

10xy

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

化簡 (3x + 4) + (2 – 5x)

2x – 6

2x + 6

2x – 6

–2x + 6

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