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Mnożenie sumy algebraicznej przez jednomian

Authored by Anita Kozlowska

Mathematics

1st - 5th Grade

Used 410+ times

Mnożenie sumy algebraicznej przez jednomian
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13 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Mnożąc jednomian przez sumę algebraiczną:

3x(x-7) otrzymasz:

3x2 - 21x

3x2 - 7

3x2 - 3x

3x2 + 21x

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

−2x(3+2y)=

−6x−4y

−6x−4xy

−6x+2y

6x+4xy

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3(2x−y+5)=

6x−3y+15

6x - y + 5

5x - y + 5

6x - 3x - 15

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(20a−15b):5=

4a - 3b

4a - 15b

4a + 3b

4a + 3b

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

−3x(x​−y)=

−3x2+3xy

−3x+3xy

−3x2−3x

−2x−y

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 2a+4b2\frac{\text{2a+4b}}{\text{2}}  =

a + 2b

a + 4b

2a + 2b

a \cdot  2b

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2(x−y)+3(x+y)=

2x - 2y + 3x +3y

2x - y + 3x + y

6(x-y)(x+y)

6x2 - 6y2

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