Tentukan himpunan penyelesaian dari = A.) 4 | x -2 | = 8 B.) 2 -| x - 2| = x

A•
4|x - 2| = 8
|x - 2| = 8/4
x - 2 = 2
x = 4

Atau

x - 2 = -4
x = -2

HP = {-2 , 4}

B•
2 - |x - 2| = x
2 - x = |x - 2|
x - 2 = 2 - x
2x = 4
x = 2

Atau

x = 0

HP = {0 , 2}