
Suma algebraiczna kl.7
Authored by Ewelina Cieśla
Mathematics
10th Grade - University
Used 5+ times

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14 questions
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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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