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POLINOMI E PRODOTTI NOTEVOLI

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9th Grade

Used 4+ times

POLINOMI E PRODOTTI NOTEVOLI
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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Calcola

(5y-4x)(5y+4x)

25y2−40xy+16x225y^2-40xy+16x^2

25y2−16x225y^2-16x^2

nessuna delle due

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Calcola

(−3b3+2a)(+3b3+2a)\left(-3b^3+2a\right)\left(+3b^3+2a\right)

9b6−12ab3+4a29b^6-12ab^3+4a^2

4a2−9b64a^2-9b^6

nessuna delle due

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(5x−2y)3\left(5x-2y\right)^3

25x2−20xy+4y225x^2-20xy+4y^2

125x3−8y3−150x2y+60xy2125x^3-8y^3-150x^2y+60xy^2

nessuna delle due

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

(4x4−3y)2\left(4x^4-3y\right)^2

16x8+9y2−24x4y16x^8+9y^2-24x^4y

16x8−9y2−24x4y16x^8-9y^2-24x^4y

nessuna delle due

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Scegli la risposta che si avvicina di più al risultato

(7a+2b2)(a−3b2)\left(7a+2b^2\right)\left(a-3b^2\right)

49a2+4b4−28ab249a^2+4b^4-28ab^2

7a2−9b47a^2-9b^4

7a2−6b4−24ab27a^2-6b^4-24ab^2

7a2−6b4+24ab27a^2-6b^4+24ab^2

non ce n'è

Answer explanation

prodotto di polinomi

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Raccogli e indica il termine noto del polinomio

all'interno della parentesi

2ab4−14b3c−8bc+56ab−2b2ab^4-14b^3c-8bc+56ab-2b

-1

+1

+2, -14, -8, +56, -2

0

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Scomponi

X4−9Y6X^4-9Y^6

(X2−3Y3)(X2+3Y3)(X^2-3Y^3)(X^2+3Y^3)

(X2−3Y3)2(X^2-3Y^3)^2

(X2+3Y3)2(X^2+3Y^3)^2

(X8−9Y6)(X4+9Y6)(X^8-9Y^6)(X^4+9Y^6)

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