Question

Penyelesaian dari persamaan |x - 2| + 10 = 12 adalah.

Answer 1

Verified answer

Bab Nilai Mutlak
Matematika SMA Kelas X

|x - 2| + 10 = 12
|x - 2| = 12 - 10
|x - 2| = 2

x - 2 = 2
x = 2 + 2
x = 4

x - 2 = -2
x = 2 - 2
x = 0

HP = { 0, 4 }

Answer 2

|x-2|+10=12
1) x=12-10+2
x=4
2) x-2+10=-12
x=-12-10+2
x=34
hp={4,34}