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Eragiketak adierazpen aljebraikoekin

Authored by Nagore Aroztegi

Mathematics

8th Grade

Used 3+ times

Eragiketak adierazpen aljebraikoekin
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30 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Adierazi hizkuntza aljebraikoan: "Zenbaki baten erdia ken bere hirukoitza"

x2x3\frac{x}{2}-\frac{x}{3}

x23\frac{x}{2}-3

x23x\frac{x}{2}-3x

x3x2\frac{x-3x}{2}

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Adierazi hizkuntza aljebraikoan: "Irakasleak poltsikoan duen diruaren hirukoitza gehi beste 10 euro"

3x + 10

3x - 10

3·(x + 10)

3·(x - 10)

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Adierazi hizkuntza aljebraikoan: "Berrekizun bereko berreketen arteko zatiketa beste berreketa bat da non berrekizuna bera da eta berretzailetzat berretzaileen arteko kendura du".

an : bn=(a:b)na^n\ :\ b^n=\left(a:b\right)^n

an : am=anma^{n\ }:\ a^m=a^{n-m}

an : am = an : ma^n\ :\ a^m\ =\ a^{n\ :\ m}

an : bm = (a : b)nma^n\ :\ b^m\ =\ \left(a\ :\ b\right)^{n-m}

4.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

Zein da hurrengo segidaren gaia n = 5 denean? (Zenbakia idatzi bakarrik)

 an = (5n  15)2a_n\ =\ \left(5n\ -\ 15\right)^2  



(a)  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Idatzi hurrengo segidaren gai orokorra:

3n13n-1

2n12n-1

n21n^2-1

n2nn^2-n

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kalkulatu: 2x - 5 + x - 2

3x + 7

3x - 3

3x + 3

3x - 7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kalkulatu:

 x2 + x2 =x^2\ +\ x^2\ =  

 x2x^2  

 x4x^4  

 2x22x^2  

 2x42x^4  

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