Scomposizioni 3

Scomposizioni 3

8th Grade

16 Qs

quiz-placeholder

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Scomposizioni 3

Scomposizioni 3

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Marta Luzzana

Used 24+ times

FREE Resource

16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Fra quali termini di quale polinomio è possibile eseguire un raccoglimento di  a2ba^2b  ?

 abab2ab-ab^2  

 a2bab2a^2b-ab^2  

 a2b2a3ba^2b^2-a^3b  

 a2b1a^2b-1  

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Quale delle seguenti espressioni è scritta in modo da poter essere scomposta mediante un raccoglimento totale?


a(x+y)+b(xy)a\left(x+y\right)+b\left(x-y\right)

x(ab)y(ab)x\left(a-b\right)-y\left(a-b\right)

a(x+y)+x(a+b)a\left(x+y\right)+x\left(a+b\right)

x(ab)+y(a+b)x\left(a-b\right)+y\left(a+b\right)

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Tra i seguenti polinomi riconosci l'unico FALSO quadrato

4x28xy+4y24x^2-8xy+4y^2

4x2+4xy+4y24x^2+4xy+4y^2

x22x+1x^2-2x+1

9+6y+y29+6y+y^2

4.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 x28x+15=(x3)(x...)x^2-8x+15=\left(x-3\right)\left(x-...\right)  

5.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

 x22x15=(x+3)(x...)x^2-2x-15=\left(x+3\right)\left(x-...\right)  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Quale dei seguenti è un fattore della scomposizione

 x24x32x^2-4x-32  ?

 x4x-4  

 x8x-8  

 x+16x+16  

 x+8x+8  

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Quale dei seguenti NON è un fattore della scomposizione del polinomio  8a3+12a2b2a3b8a^3+12a^2b-2a-3b  ?

 2a12a-1  

 2a+12a+1  

 2a+3b2a+3b  

 2a3b2a-3b  

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