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Ecuaciones 4º ESO

Authored by Nuria López

Mathematics

4th Grade

Used 47+ times

Ecuaciones 4º ESO
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8 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

¿Cuando hay que comprobar las soluciones obligatoriamente?

En todas las ecuaciones

Ecuaciones bicuadradas

Ecuaciones exponenciales

Ecuaciones con radicales

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

La ecuación 9 + x2 = 0 tiene:

Una solución

Dos soluciones

Sin solución

Infinitas soluciones

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resuelve: 5x = 1

Sin solución

Cero

Infinitas soluciones

-1

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Resolver:

 x + 5  = x    2\sqrt{x\ +\ 5}\ \ =\ \sqrt{x\ }\ \ -\ 2  

x = 6

x = 1/6

x = 1/16

x = 16

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

La solución de 2x + 2x+2 = 40 es:

1

2

3

4

6.

FILL IN THE BLANKS QUESTION

5 mins • 1 pt

Resuelve

 log2(5x3)= 5\log_2\left(5x-3\right)=\ 5  



(a)  

7.

FILL IN THE BLANKS QUESTION

15 mins • 1 pt

Media Image

Resuelve

(a)  

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