test clasa 7 ecuatii, inecuatii

Quiz
•
Mathematics
•
7th Grade
•
Hard
Jana Dragomir
Used 184+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Ecuația de gradul 1 cu necunoscuta x , coeficientul -3 și termenul liber 7 are forma:
3x+7=0
7x-3=0
-3x+7=0
-3x+7
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Soluția inecuației -8x 32
{-4}
( - ; -4]
( - ; -4)
(4; + )
3.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
Efectuați, reprezentând intervalele pe axă:
[0;3] (1; + )
4.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Aflați cea mai mică soluție întreagă a inecuației:
x+4 <3(3x-2)
5.
FILL IN THE BLANK QUESTION
5 mins • 1 pt
Examinați desenul alăturat. Aflați x, astfel încât ariile celor două dreptunghiuri să fie egale:
6.
FILL IN THE BLANK QUESTION
15 mins • 1 pt
Aflați valoarea parametrului real a pentru care ecuațiile 2x+12a=0 și 3x-14=4 sunt echivalente.
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