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Disequazioni fratte e sistemi di disequazioni

Authored by federica luzi

Mathematics

10th Grade

CCSS covered

Used 42+ times

Disequazioni fratte e sistemi di disequazioni
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14 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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La soluzione è:

4<x<54<x<5

2<x<52<x<5

x<4 x>5x<4\ \vee\ x>5

x<2 x>5x<2\ \vee\ x>5

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Osserva la figura. Essa rappresenta l’insieme delle soluzioni di una delle seguenti disequazioni. Quale?

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3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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Trova la soluzione

x<3 x3x<-3\ \vee\ x\ge3

x3 x>3x\le-3\ \vee\ x>3

3<x3-3<x\le3

3x<3-3\le x<3

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

La disequazione   4x2<0 -\frac{4}{x^2}<0\   è verificata...

 xR\forall x\in R  

 x0\forall x\ne0  

per nessun valore di x

 x<0x<0  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

-2x2<0

xR\forall x\in R

impossibile

x<0x<0


x0x\ne0

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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A quale disequazione si può associare questo grafico?

x≤5

x<5

x ≥5

x>5

Tags

CCSS.6.EE.B.8

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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-2 < x < 2

x < -2 oppure x > 2

x > -2 oppure x > 2

-2 > x > 2

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