Scomposizione polinomi

Scomposizione polinomi

8th Grade

10 Qs

quiz-placeholder

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Scomposizione polinomi

Scomposizione polinomi

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

Oriella Soggia

Used 203+ times

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10 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Quali dei seguenti polinomi è scomposto correttamente
(più di una scelta)

 a2+a=a(a+1)a^2+a=a\left(a+1\right)  

4a-2=a(4-2)

 a4a2=a4(a21)a^4-a^2=a^4\left(a^2-1\right)  

2ab-2a=2a(b-1)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quale monomio va sostituito ai puntini per ottenere lo sviluppo del quadrato di un binomio  4x6++25y84x^6+\ldots+25y^8  

 10x3y410x^3y^4  

 10x6y810x^6y^8  

 20x3y420x^3y^4  

 100x3y4100x^3y^4  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Tra i seguenti polinomi solo uno è lo sviluppo di un quadrato di binomio. Quale?

x 2 + x - 1

x 2 +4 x +2

9x 2 + 6x - 1

4x 2 - 12x +9

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

x2-6x+9

(x+3)(x-3)

(x+3)2

(x-3)2

(x-3)3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

qual è la scomposizione di          4x6+2x3+2x2   ?
2x2(2x4+2x3+2x2)
2x2(2x3+x+1)
2x2(2x3+x)
2x2(2x4+x+1)

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

quale dei seguenti binomi non è la differenza di due quadrati ?
−a4+1
9a2−1
-a4−4
a6−1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Qual è la scomposizione completa di 16x4-81

(4x2+9)(4x2+9)

(2x+3)2(2x-3)2

(2x+3)(2x-3)(4x2+9)

(2x+3)(2x-3)(4x2-9)

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