A) 8X – 3 = 5X + 12 2X 3 X 1 X 5 1 B )     2 3 6X1 13C) X  = X ( X 1 )D) X2 – 7X + 10 = 021  2   = 1 X 1 1 (X 3)2E)   2002200320012 4 H) 1 

bài 1: - ON TAO KIEM TRA
ON TAO KIEM TRA

Bài 1: Giải phương trình :

a) 8x – 3 = 5x + 12

2x 3 x 1 x 5 1

b )   

  

2 3 6

x

1

1

3

c) x

  = x ( x 1 )

d) x

2

– 7x + 10 = 0

2

1  

2   =

1 x 1 1 (x 3)

2

e)  

 

2002

2003

2001

2 4 h) 1

 