PAKE CARA 1-4
1. (2x-1) [(x+4) + (x-2)] = (2x-1) (x+4) + (2x-1) (x-2)
2. (3x+2) [(2x+3) + (x+3)] = (3x+2) (2x+3) + (3x+2) (x+3)
3. (2x+5)[(3x-2)+(3x-1)]=(2x+5) (3x-2) + (2x+5) (3x-1)
4. (4x+2) [(2x-1)-(x-4)]=(4x+2) (2x-1) - (4x+2) (x-4)

1

Jawabanmu

2014-08-29T20:20:54+07:00