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Algebra: monomi e polinomi

Authored by Flavia Pirovano

Mathematics

8th Grade

Used 2+ times

Algebra: monomi e polinomi
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12 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

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

5x2+8xy

xy

+6x2-8xy

-6x2+8xy

2.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Quale delle seguenti moltiplicazioni ha come risultato 3x + 9 ?

3(3x + 3)

3(x+3)

3(x-3)

3(9+x)

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

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

- 2a + b

a + b

a - b

a - 2b

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

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

9a-3xy

8a

6a-4xy

9a+3xy

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

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

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

x2y2+ 5/3y

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

5xy

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

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