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Polinomi 1

Authored by Francesca D'Orazio

Mathematics

9th - 10th Grade

Used 6+ times

Polinomi 1
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10 questions

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1.

FILL IN THE BLANKS QUESTION

2 mins • 1 pt

Un polinomio è la (a)   di monomi

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Seleziona tutti i polinomi

3x+4y-3x+4y

5a2b5a^2b

32x3y+5y\frac{3}{2}x^3y+5y

5x3y+5\frac{5x}{3y+5}

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Qual è il grado di questo polinomio?

 3x2+12x73x^2+\frac{1}{2}x-7  

0

1

2

3

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Riducendo in forma normale il seguente polinomio cosa ottieni?

 4+4x2+5x3124+4x^2+5x^3-12  

Il polinomio stesso perché è già in forma normale

 5x3+4x285x^3+4x^2-8  

 9x589x^5-8  

 9x3129x^3-12  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calcola (a+3bc)+(a2bc)+(a4b)\left(a+3b-c\right)+\left(a-2b-c\right)+\left(a-4b\right)  

non si può fare

 2a+2b+c2a+2b+c  

 3a2bc3a-2b-c  

 a+9b-a+9b  

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Calcola (2xx2+3)(x24x5)+(2x2+3x4)\left(2x-x^2+3\right)-\left(x^2-4x-5\right)+\left(-2x^2+3x-4\right)  

non si può fare

 4x2+9x+4-4x^2+9x+4  

 4x2+x6-4x^2+x-6  

 4x2+x+6-4x^2+x+6  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A quale delle seguenti espressioni equivale (3ba)+(a2b)\left(3b-a\right)+\left(a-2b\right)  ?

 (2b+a)+(3ba)\left(2b+a\right)+\left(3b-a\right)  

 (2b+a)(3ba)\left(2b+a\right)-\left(3b-a\right)  

 (2b+a)(3b+a)\left(2b+a\right)-\left(-3b+a\right)  

 (3ba)(a2b)\left(3b-a\right)-\left(a-2b\right)  

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