
Wyrażenia algebraiczne
Authored by Bożena Dyda
Mathematics
7th Grade
Used 2+ times

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11 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wyrażenie 2( x + 1) to
suma
różnica
iloczyn
iloraz
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Po redukcji wyrazów podobnych wyrażenia
-15a + 7 + 4a - 6 + 2a otrzymamy
-21a +13
-9a + 1
-13a - 13
9a + 1
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Po opuszczeniu nawiasów w wyrażeniu:
( 2x - 2) + ( 3x - 6 ) otrzymamy
5x2 + 4
6x - 12
5x - 8
6x2 + 12
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Po opuszczeniu nawiasów w wyrażeniu:
( 3x - 5 ) - ( - 2x - 6 ) otrzymamy:
5x - 11
5x + 11
x + 1
x - 1
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Jeden bok prostokąta ma długość a+1, a drugi jest trzy razy większy. Obwód tego prostokąta wynosi:
8a + 8
8a
4a + 10
4a + 3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Wyrazami sumy algebraicznej: -5y + 7x - 5 są:
-5, 7,-5
-5y, 7x, -5
5y, 7x
-5y, 7x, 5
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Po opuszczeniu nawiasów w wyrażeniu 4( 3x - 2y) otrzymamy:
12x + 8y
12x - 8y
12x2 - 8
7x - 6y
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