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#MKL23 Ecuaciones 2ºGrado

Authored by Juan León

Mathematics

8th Grade

Used 6+ times

#MKL23 Ecuaciones 2ºGrado
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

La fórmula utilizada para resolver la ecuación de segundo grado de la forma ax2+bx+c=0 es

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

b = 3

b = -1

b = 0

No hay b porque es incompleta

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

x = 4

x = 3

x = 2

x = -1

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

No tiene solución

x = 0

x = 1

x = 1

x = -1

x = 1

(solución doble)

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Las soluciones de la ecuación -x2-2x+3 = 0 son

x = 1

x = -3

x = -1

x = 3

x = 1

x = 3

x = -1

x = -3

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Las soluciones de la ecuación 2x2 + 72 = 0 son

x = 2

x = 72

No tiene solución

x = 6

x = -6

x = 6

(solución doble)

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