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Polinomi (prodotti notevoli)

Authored by Luca Chiappi

Mathematics

9th - 10th Grade

Used 128+ times

Polinomi (prodotti notevoli)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Quale tra questi non è un prodotto notevole?

Somma per differenza

Cubo di binomio

Cubo di trinomio

Quadrato di binomio

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (x4)2=\left(x-4\right)^2=  

 x216x^2-16  

 x2+16x^2+16  

 x2168xx^2-16-8x  

 x2+168xx^2+16-8x  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (A+B+C)2=\left(A+B+C\right)^2=  

 A2+B2+C2A^2+B^2+C^2  

 A2+B2+C2+2ABCA^2+B^2+C^2+2ABC  

 A2+B2+C2+2BA+2AC+2BCA^2+B^2+C^2+2BA+2AC+2BC  

 A2+B2+C2+2BA+2AC+2BC+2ABCA^2+B^2+C^2+2BA+2AC+2BC+2ABC  

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (y+2)3=\left(y+2\right)^3=  

 y3+8y^3+8  

 y2+4+4yy^2+4+4y  

 y3+8+6y2+12yy^3+8+6y^2+12y  

 y3+8+12y2+6yy^3+8+12y^2+6y  

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (x4yz)(x+4yz)=\left(x-4yz\right)\cdot\left(x+4yz\right)=  

 x24y2z2x^2-4y^2z^2  

 x2+4xyz4xyz8y2z2x^2+4xyz-4xyz-8y^2z^2  

 x2+4y2z2x^2+4y^2z^2  

 x216y2z2x^2-16y^2z^2  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (2ts)(2ts)=\left(2t-s\right)\cdot\left(-2t-s\right)=  

Non è un prodotto notevole

 4t2s24t^2-s^2  

 s24t2s^2-4t^2  

 4t22st2st+s2-4t^2-2st-2st+s^2  

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

 (abc+5d)2=\left(abc+5d\right)^2=  

 a2b2c2+25d2+10abcda^2b^2c^2+25d^2+10abcd  

 a2b2c2+25d210abcda^2b^2c^2+25d^2-10abcd  

 a2b2c2+25d+10abcda^2b^2c^2+25d^{ }+10abcd  

 a2b2c2+25d2a^2b^2c^2+25d^2  

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