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Pausa didattica 2TI

Authored by Rossana De Luca

Mathematics

11th Grade

Used 1+ times

Pausa didattica 2TI
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10 questions

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1.

OPEN ENDED QUESTION

5 mins • Ungraded

Media Image

Rappesenta il seguente sistema.

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2.

OPEN ENDED QUESTION

5 mins • Ungraded

Media Image

Rappresenta il seguente sistema.

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3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Le condizioni di esistenza dell'equazione

 3x22x9x2=54x+x+1x2+4\frac{3}{x-2}-\frac{2x}{9-x^2}=\frac{5}{4x}+\frac{x+1}{x^2+4}  sono:

 x2,  x3,   x4x\ne2,\ \ x\ne3,\ \ \ x\ne4  

 x2,  x±3,   x0x\ne2,\ \ x\ne\pm3,\ \ \ x\ne0  

 x±2,   x3,   x0x\ne\pm2,\ \ \ x\ne3,\ \ \ x\ne0  

 x±2,  x±3,   x0x\ne\pm2,\ \ x\ne\pm3,\ \ \ x\ne0  

4.

OPEN ENDED QUESTION

3 mins • Ungraded

Risolvi la sequente equazione fratta:

 x+22x+4xx22x=x2x4\frac{x+2}{2x}+\frac{4-x}{x^2-2x}=\frac{x}{2x-4}  

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5.

OPEN ENDED QUESTION

5 mins • Ungraded

Risolvi la seguente equazione fratta:

 x(x3)+2x1=x2\frac{x\left(x-3\right)+2}{x-1}=x-2  

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6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Data la funzione

 f(x)=x+2x+1f\left(x\right)=\frac{x+2}{x+1}  calcolare  f(32)f\left(-\frac{3}{2}\right)  

 11  

 1-1  

 00  

 12\frac{1}{2}  

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

 6x3(x+1)>5+3x6x-3\left(x+1\right)>5+3x  

Risolvi la seguente disequazione:

R

Impossibile

 x>3x>-3  

 x<3x<-3  

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