FRACŢII ALGEBRICE

Quiz
•
Mathematics
•
8th Grade
•
Hard

Corina Purcărea
Used 123+ times
FREE Resource
9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Valoarea expresiei E(x)= pentru x=-1 este egală cu:
-5
0
2
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Dacă , atunci este:
-1
0
0,5
Nici un răspuns nu e corect.
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
O fracţie algebrică are sens dacă are numitorul :
mai mare decât numărătorul
egal cu numărătorul
egal cu 0
diferit de 0
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
este definită dacă:
x=5
x=
x 5
x
x=0
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
există dacă:
x= 2
x=0 sau x=1
x=-5
Nici un răspuns nu e corect.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Amplificând cu x-3 fracţia
, obţinem:
Nici un răspuns nu e corect.
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Dacă simplificăm fracţia
, obţinem:
8.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Dacă
, atunci este egal cu:-3
2
-1
0
9.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
, simplificând fracţia obţinem:
2x-1
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