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ECUACIONES DE 2º GRADO COMPLETAS

Authored by Inma Herrera

Mathematics

9th Grade

Used 41+ times

ECUACIONES DE 2º GRADO COMPLETAS
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resuelve  x2−7x+6=0x^2-7x+6=0 

 x=0x=0  

 x1=0,x2=8x_1=0,x_2=8  

 x1=1,x2=6x_1=1,x_2=6  

 x=1x=1  

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resuelve  x2−3x+5=0x^2-3x+5=0  

 x1=1,x2=2x_1=1,x_2=2  

 x1=6,x2=3x_1=6,x_2=3  

 x=14x=14  

No tiene solución

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

2x2 -16x+24=0

0 y 4

-3 y -2

no existe solución

2 y 6

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

x2 +5x+25=0

5 y -5

0 y 5

no existe solución

1 y -1

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Sin resolver la ecuación, señala cuántas soluciones tendrá la ecuación 5x2-3x + 1=0

2 y -2

3 y -3

0 y 5

no tiene solución

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resuelve la siguiente ecuación de segundo grado: 3x2 + 12x + 9 = 0

x1 = -1 ; x2 = -3

x1 = -1 ; x2 = 3

x1 = 1 ; x2 = -3

x1 = 1 ; x2 = 3

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resuelve la siguiente ecuación de segundo grado: x2 - 7x + 12 = 0

x1 = 4 ; x2 = 3

x1 = -4 ; x2 = 3

x1 = 4 ; x2 = -3

x1 = -4 ; x2 = -3

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