Suma algebraiczna kl.7

Suma algebraiczna kl.7

10th Grade - University

14 Qs

quiz-placeholder

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Suma algebraiczna kl.7

Suma algebraiczna kl.7

Assessment

Quiz

Mathematics

10th Grade - University

Hard

Created by

Ewelina Cieśla

Used 5+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Usuń nawiasy i wykonaj redukcję wyrazów podobnych

(2xy + 5y2) – (4yx – 2y2)

6xy + 3y2

-2xy - 7y2

-2xy +7y2

6xy - 7y2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Wykonaj redukcję wyrazów podobnych.

2x – 3y + 7x – 6y – x

9x+8y

8x+9y

2x -9y

8x-9y

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Które wyrażenie to jednomian?

5ab

5a+b

2+ab

a-b

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Po zredukowaniu wyrazów podobnych w sumie:

5ab - 5 - ab - (-3)

otrzymasz:

ab - 8

4ab - 8

4ab - 2

ab + 2

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Opuść nawiasy w wyrażeniu.

(2a + y) - (-4a + 5)

2a + y - 4a - 5

2a + y + 4a - 5

2a + y - 4a + 5

2a + y + 4a + 5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Opuść nawiasy w wyrażeniu.

(3x + y) - (a + 8)

3x + y - a + 8

3x + y - a - 8

3x + y + a - 8

3x + y + a + 8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Zapisz w jak najprostszej postaci: -(5x+4)-9x+1

14x + 3

-4x + 5

4x - 3

-14x - 3

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