Practica La Factorizacion
Enviado por ULISES041012 • 27 de Abril de 2014 • 224 Palabras (1 Páginas) • 284 Visitas
1
x2 - 16=0
(x + 4) (x - 4)= 0
x + 4=0
x= 0 - 4
x1= -4
x - 4=0
x= 0+4
R=x2 =4
2.
x2 + 3x - 10=0
(x + 5) (x - 2) =0
x + 5= 0
x= 0 - 5
x1= - 5
x - 2=0
x= 0+2
R=x2= 2
3.
x2 - 8x + 15= 0
(x - 3) (x - 5)= 0
x - 3= 0
x= 0+3
x1= 3
x - 5= 0
x= 0+5
R=x2= 5
4.
x2 - 5x= 0
(x) (x - 5) 0
x1=0
x-5=0
x=0+5
R=x2=5
5. x2 - 4x +4=0
(x - 2) (x + 2) =0
x - 2=0
x=0+2
x1=2
x+2=0
x=0 - 2
R=x2= 2
6.
x2 - 2 x - 24=0
(x - 6) (x + 4) = 0
x - 6= 0
x= 0+6
x1= 6
x + 4=0
x= 0 - 4
R=x2= - 4
7.
2x2-11x-6=0
(2x + 1)(x - 6) = 0
2x + 1 = 0
x - 6 = 0
2x = - 1
x = 6
x = - 1/2
R=x = 6
8.
3x2+2x-1=0
(3x - 1)(x + 1) = 0
3x - 1 = 0
x + 1 = 0
3x = 1
x = - 1
x = 1/3
R= x = - 1
9.
3x2-7x-6=0
(3x + 2)(x - 3) = 0
3x + 2 = 0
x - 3 = 0
3x = - 2
x = 3
x = - 2/3
R=x = 3
10.
6x2-11x+3=0
(3x - 1)(2x - 3) = 0
3x - 1 = 0
2x - 3 = 0
3x = 1
2x = 3
x = 1/3
R=x = 3/2
...