Page 21 - DIGITAL BOOK MUHAMMAD AZWARDI NASUTION
P. 21
Misalkan : x-b , x , x+b
3x=21
x=7
(7-b)(7)(7+b)=168
49-b =24
2
b =25
2
b= ±5
Jika b=5 maka bilangan tsb 2,7,12
b=-5 maka bilangan tsb 12,7,2
