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Polinomi e primi prodotti notevoli

Authored by Ersilia Murgolo

Mathematics

9th Grade

Used 4+ times

Polinomi e primi prodotti notevoli
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38 questions

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1.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Il polinomio 5a2-3ab +7b2 è

omogeneo

di quarto grado

ordinato secondo le potenze crescenti di b

ordinato secondo le potenze crescenti di a

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1. Il prodotto notevole (2x + y)2 è uguale a:

(2x-y) (2x+y)

2x2 + y2

4x2 - 4xy + y2

4x2 + 4xy + y2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Il polinomio: 2x3+2x2+3x-7 è:

completo

ordinato

completo e ordinato

omogeneo

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Data l'espressione: - 2(a - 2b) + 3(a - b) , la sua forma semplificata è:

- 2a + b

a + b

a - b

a - 2b

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(2a+5xy)+(7a-8xy)

9a-3xy

8a

6a-4xy

9a+3xy

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

(3x-4y) (-2x)

5x2+8xy

xy

0

-6x2+8xy

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(9x4y3-12x3y+5xy2-3xy) : (-3xy)

3x3y2 -4x2-5/3y-1

x2y2+ 5/3y

-3x3y2+ 4 x2-5/3 y+1

5xy

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