Tentukqn himpunan penyelesaiannya!! I x I + I x + 3I = 5

Bab Nilai Mutlak
Matematika SMA Kelas X

| x | + | x + 3 | = 5

x + x + 3 = 5
2x = 5 - 3
x = 2/2
x = 1

x + x + 3 = - 5
2x = - 5 - 3
x = -8/2
x = -4

HP = { -4, 1 }