
Sisteme de doua ecuatii cu doua necunoscute
Authored by Gabriela Chivu
Mathematics
7th Grade
Used 28+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Verificati daca (-2,1) este solutie pentru sistemul
Da
Nu
Nu stiu
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2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Verificati daca (1, -1) este solutie pentru sistemul:
Da
Nu
Nu pot afla
Alt raspuns
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rezolvand sistemul urmator obtinem solutia:
x=3 si y=2
x=2 si y=2
x=1 si y=2
x=2 si y=1
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rezolvand sistemul urmator obtinem solutia:
x=2 si y=1
x=2 si y=2
x=2 si y=3
x=2 si y=4
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Rezolvand sistemul urmator obtinem solutia:
x=1 si y=-2
x=-2 si y=-3
x=-3 si y=-4
x=-4 si y=-5
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Aflati doua numere stiind ca impartind numarul mai mare la numarul mai mic obtinem catul 6 si restul 3, iar suma lor este egala cu 52.
x=7 si y=42
x=7 si y=45
x=4si y=48
x=8 si y=44
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Aflati doua numere stiind ca suma lor este 27 , iar diferenta lor este 3.
x=15 si y=12
x=13 si y=14
x=14 si y=13
x=12 si y=15
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