Selesaikan persamaan |2x-5|=|x-4|tolong dijwb yaa
|2x-5| = |x-4|
(2x-5+x-4).(2x-5-(x-4)) = 0
(2x-5+x-4).(2x-5-x+4) = 0
(3x – 9).(x – 1) = 0
Maka
3x – 9 = 0
3x = 9
x = 9/3
x = 3
Atau
x – 1 = 0
x = 1
Selesaikan persamaan |2x-5|=|x-4|tolong dijwb yaa
|2x-5| = |x-4|
(2x-5+x-4).(2x-5-(x-4)) = 0
(2x-5+x-4).(2x-5-x+4) = 0
(3x – 9).(x – 1) = 0
Maka
3x – 9 = 0
3x = 9
x = 9/3
x = 3
Atau
x – 1 = 0
x = 1