A) (X2 - 5X)2 +10(X2 - 5X) + 24=0B) (X2 + X - 2)(X2 + X - 3) =12

Bài 2:a) (x

2

- 5x)

2

+10(x

2

- 5x) + 24=0b) (x

2

+ x - 2)(x

2

+ x - 3) =12