Inecuații de gr. I. Sisteme

Quiz
•
Mathematics
•
9th Grade
•
Medium
Tamara Popovici
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Completează pentru a obține o propoziție adevărată: ”Dacă inegalitatea este înmulțită sau împărțită la ........ .......... , atunci semnul inegalității este inversat.
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Soluție a inecuației 8x - 3(2x - 1) - 2 este intervalul...
[2.5 ; + )
(- ; -2.5]
( - ; 2.5]
[-2.5 ; +
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Este adevărat că dacă a > b, c > b, rezultă a > c
DA
NU
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Care dintre inecuații este de gradul I
5x2 - 3 < 0
5 - 3 > 0
3x + 2 0
2 + 3x 5x -
5.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
În care caz în imagine este reprezentată mulțimea soluțiilor sistemului de inecuații dat. Scrie cifra.
6.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Care este cea mai mică soluție întreagă a inecuației 2(x - 5) + 7 < 4x + 3
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Soluția inecuației -2x + 7 2x - 5 este intervalul
(- ; 3]
[3 ; + )
( - ; - 3 ]
( - ; - 3)
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