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Wyrażenia algebraiczne

Authored by Norbert Jandura

Mathematics

3rd Grade

Used 23+ times

Wyrażenia algebraiczne
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7 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Wykonaj działanie

-6x(x-2y+3z)=

6x2-12xy-18xz

-6x2+12xy-18xz

-6x2+12xy+18xz

-6x2-12xy+18xz

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Uprość wyrażenie

5x2-3x-9x2+4x+5

4x2-x-5

4x2+2x+5

-4x2+x+5

14x2-7x+5

3.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

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podaj obwód powyższej figury w jak najprostszej postaci

4y+3x

y+y+y+y+x+x+x+x

2y+2y+2x

4y+4x

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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opuść nawiasy i zredukuj podobne wyrazy

-6a(-2a2-2ab+3b2)-(4ab2+6a2b2)

12a3+12a2b-22ab2-6a2b2

12a3+12a3-b+22ab3-6a4b4

12a9-12a-b+22ab3-6a8b4

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Doprowadź do najprostszej postaci:

-3(2y-3x)+2(3y+2x)

10x+2y

5x-13x

13x

4y+15y

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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oblicz wartość wyrażenia:

6(2x-1)+2(4-2x) dla x=2

8

18

14

12

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

wykonaj działanie

-2(3x-2y)

6x+4y

6x-4y

-6-4y

-6+4y

-6x+4y

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