Determina le condizioni di esistenza della seguente equazione: x − 1 x ( x + 1 ) = 0 \frac{x-1}{x\left(x+1\right)}=0 x ( x + 1 ) x − 1 = 0

x ≠ 0 e x ≠ − 1 x\ne0\ e\ x\ne-1 x  = 0 e x  = − 1

x ≠ − 1 e x ≠ + 1 x\ne-1\ e\ x\ne+1 x  = − 1 e x  = + 1

x = 0 e x = − 1 x=0\ e\ x=-1 x = 0 e x = − 1

2AT equazioni fratte

Authored by Silvia Formaggia

Mathematics

9th Grade

Used 21+ times

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MULTIPLE CHOICE QUESTION

1 min • 1 pt

Vero o falso?
la frazione algebrica $\frac{3-x}{2-x}$ è l'opposta di $\frac{x-3}{x-2}$

vero

falso

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

risolvi

$\frac{x}{2}\ =\ \frac{5}{4}$

$\frac{2}{5}$

$\frac{5}{2}$

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Determina le condizioni di esistenza della seguente equazione:
$\frac{x-1}{x\left(x+1\right)}=0$

$x\ne-1\ e\ x\ne+1$

$x\ne0\ e\ x\ne-1$

$x=0\ e\ x=-1$

$x\ne0$

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Dopo aver determinato le CE, risolvi la seguente equazione fratta numerica:
$\frac{2x}{x^2-x-6}-\frac{1}{x+2}=0$

$-3$ non accettabile

$-3$ accettabile

$-4$

$2$

nessuna delle alternative è corretta

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

La soluzione è

x = 1

soluzione non accettabile

x = -1

x = 2

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

la soluzione è

impossibile

MULTIPLE CHOICE QUESTION

1 min • 1 pt

k=-1

k=1

è sempre possibile

k=2

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2AT equazioni fratte

Vero o falso? la frazione algebrica 3−x2−x\frac{3-x}{2-x}2−x3−x​ è l'opposta di x−3x−2\frac{x-3}{x-2}x−2x−3​

risolvi x2 = 54\frac{x}{2}\ =\ \frac{5}{4}2x​ = 45​

Determina le condizioni di esistenza della seguente equazione: x−1x(x+1)=0\frac{x-1}{x\left(x+1\right)}=0x(x+1)x−1​=0

Dopo aver determinato le CE, risolvi la seguente equazione fratta numerica: 2xx2−x−6−1x+2=0\frac{2x}{x^2-x-6}-\frac{1}{x+2}=0x2−x−62x​−x+21​=0

La soluzione è

la soluzione è

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Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Vero o falso?
la frazione algebrica $\frac{3-x}{2-x}$ è l'opposta di $\frac{x-3}{x-2}$

risolvi

$\frac{x}{2}\ =\ \frac{5}{4}$

Determina le condizioni di esistenza della seguente equazione:
$\frac{x-1}{x\left(x+1\right)}=0$

Dopo aver determinato le CE, risolvi la seguente equazione fratta numerica:
$\frac{2x}{x^2-x-6}-\frac{1}{x+2}=0$