Matemáticas 3 ESO. Cuestionario 1

Matemáticas 3 ESO. Cuestionario 1

9th Grade

12 Qs

quiz-placeholder

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Matemáticas 3 ESO. Cuestionario 1

Matemáticas 3 ESO. Cuestionario 1

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

MARIA CERVERA SOSA

Used 33+ times

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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

1/3 no es un número...

racional

entero

real

todas son correctas

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El siguiente de la mitad del cubo de un número

x3+12\frac{x^3+1}{2}

x32+1\frac{x^3}{2}+1

(x2)3+1\left(\frac{x}{2}\right)^3+1

(x2+1)3\left(\frac{x}{2}+1\right)^3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 4a216b4=4a^2-16b^4=  

 (2a4b2)\left(2a-4b^2\right)  

 (2a4b)2\left(2a-4b\right)^2   (2a+4b)2\left(2a+4b\right)^2  

 (2a+4b2)(2a4b2)\left(2a+4b^2\right)\left(2a-4b^2\right)  

 (2a+4b)2\left(2a+4b\right)^2  

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

La sucesión:

0,2; -1; 5; -25; 125; ...

es...

Aritmética de diferencia -1,2

Aritmética de diferencia - 5

Geométrica de razón 1/2

Geométrica de razón - 5

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

El siguiente término de la sucesión 3, 1, 2, 1, 3, 4, 7,...-3,\ 1,\ -2,\ -1,\ -3,\ -4,\ -7,...  


es...

-11

-8

-10

-17

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Si en un artículo que valía 50 euros han aumentado el precio un 20% pero, por ser socio del comercio, me aplican un 20% de descuento pagaré finalmente...

48 €

50 €

52€

49,50 €

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

La solución de la ecuación x2+1=0x^2+1=0  


es x=±1x=\pm1  

es  x=1x=1  

no tienesolución real

0,5

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