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Esercitazione 2: Sistemi lineari

Authored by christian ferraris

Mathematics

9th - 10th Grade

Used 4+ times

Esercitazione 2: Sistemi lineari
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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Qual è la soluzione?

(1, -1)
(-1, 1)
(0, -2)
(2, 0)

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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La soluzione del sistema in figura è:

x=2/5 , y=2/5

impossibile

indeterminato

x=1/2 , y=1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Indica la soluzione del seguente sistema:

( 1 ; 2 )
( 2 ; 3 )
( -2 ; 4 )
IMPOSSIBILE

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Quale, fra i seguenti sistemi lineari, è ridotto a forma normale?

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5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qualè la soluzione dell'equazione 
x=x

1
indeterminata
0
impossibile

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Se a =4=4  e  b =5=5  il sistema è:

determinato

impossibile

indeterminato

non si può sapere

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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La figura rappresenta l'interpretazione geometrica del sistema lineare:

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