Question

Tentukan nilai x |2x+1|=3

Answer 1

Verified answer

Mapel : Matematika
Kelas : X SMA
Materi : Persamaan Mutlak

Pembahasan :
|2x + 1| = 3

2x + 1 = 3
2x = 3 - 1
2x = 2
x = 1

2x + 1 = -3
2x = -4
x = -2

Hp : {-2 , 1}