1.Calcul algebric (Numere reale reprezentate prin litere. )
Quiz
•
Mathematics
•
7th Grade
•
Medium
Lucia Stropșa
Used 5+ times
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7 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Expresia sub forma unui produs în care factorii sunt numere și litere se numește expresie...
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Fiecare expresie algebrică este formată din parte literală și...
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Termenii unei expresii algebrice care au aceeași parte litarală se numesc ...
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fie expresia algebrică E (x)= 2,6x2 . Valoarea expresiei pentru pentru x=-1 este...
2,6
-2,6
5,2
-5,2
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Turiștii au parcurs 3 ore cu viteza v km/h prin pădure și, apoi 4 km pe șosea. Formula s de calcul a drumului parcurs de turiști este...
s=3v-4y
s=3v+4y
s=3v-4
s=3v+4
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Turiștii au parcurs 3 ore cu viteza v km/h prin pădure și, apoi 4 km pe șosea. Exprimând din formula s=3v+4, v prin s obținem:
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Turiștii au parcurs 3 ore cu viteza v km/h prin pădure și, apoi 4 km pe șosea. Având formula dată, v pentru s= 16 km va fi egal cu....
4 km
3 km
4 km/h
3 km/h
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