Operații cu numere reale
Authored by tatiana tcaci
Mathematics
7th Grade
Used 18+ times
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10 questions
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1.
MULTIPLE SELECT QUESTION
5 sec • 1 pt
Identificați termenii asemenea
2ab
21xy
12ab
22z
2.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Alegeți răspunsul corect a următoarei expresii algebrice
9a + 12a =
13a
21a
10a
3.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Alegeți răspunsul corect pentru următoarea expresie
-12 xy + 20 xy =
22 xy
32 xy
-8 xy
8 xy
4.
MULTIPLE CHOICE QUESTION
5 sec • 1 pt
Care din următoare regulă de calcul o aplicăm la înmulțirea expresiilor algebrice?
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
20a
-20b
20ab
-20ab
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
8 xy
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
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