
Disequazioni I grado
Quiz
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Hard
Standards-aligned
CATERINA GRECO
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13 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quando in una disequazione devo invertire il verso della disequazione?
Quando si fa il reciproco di entrambi i membri
Quando si cambiano i segni di entrambi i membri
Quando si sposta un termine da un membro all'altro cambiandone il segno
Quando si sottrae la stessa quantità ad entrambe i membri.
Tags
CCSS.6.EE.B.8
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A quale disequazione si può associare questo grafico?
x≤5
x<5
x ≥5
x>5
Tags
CCSS.6.EE.B.8
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Data la disequazione -2x -1 ≥ 2 moltiplicando i due membri per -1 si ottiene?
2x +1 ≤ -2
2x -1 ≤ -2
2x +1 ≥ 2
2x -1 ≥ -2
Tags
CCSS.6.EE.B.8
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La disequazione 3x≤ 1 ha per soluzione:
x ≤ -3
x ≤ -1/3
x ≥ -1/3
x ≤ 1/3
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
La disequazione 3-x>1 ha soluzione:
S= ( +2, +∞)
S= ( -2, +∞)
S= ( -∞, +2)
S= ( -∞, -2)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(Rispondi senza risolvere) le due disequazioni
4-x<3-2x
e
x -4 >2x-3
hanno:
le stesse soluzioni
non c’è alcun legame tra le soluzioni delle due disequazioni
le soluzioni della prima sono opposte a quelle della seconda
le soluzioni della prima hanno il verso contrario rispetto a quelle della seconda
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quale tra le seguenti disequazioni rappresenta il problema : “Trova i numeri tali che il loro doppio sia minore del loro triplo diminuito di uno”?
3x<2x-1
2x>3x-1
3x>2x-1
2x<3x-1
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