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monomi e polinomi

Authored by Gli museo

Mathematics

5th Grade

Used 2+ times

monomi e polinomi
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9 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

riduci in forma normale la seguente: 3a + 6x - 5a + 18x

8a +24 x

-2a + 24x

nessuna

-15a2 +24x2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

quanto fa (2a) (-3x) ?

-5ax

- 6ax

23ax

5a

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

quanto fa 5ax (3xy + 6ax2)

15ax + 6ax

15ax2y + 30 a2x3

nessuna

non lo so

8axy + 11 ax

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

quanto fa (2a +3x) (-3z +8x2)

6az + 16xa -9xz +24x

-6az + 16ax2 - 9xz + 24x3

22azx -9xz +24x

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

quanto fa (a+b) (a-b)

2a -2b

ab + ba

a2 - b2

a2 + b2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

quanto fa (3x + 5xy)2

64 xy

9x2 + 25x2y2

9x2 + 25x2y2 + 30x2y

tra la la

7.

OPEN ENDED QUESTION

3 mins • Ungraded

se hai un rettangolo con base = 4a +b, 2 altezza = a, scrivi le espressioni letterali per perimetro e A

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