|x-1|=10

Lösung

∣ x - 1 ∣ = 10

x = - 9 or x = 11

Schritte zur Lösung

∣ x - 1 ∣ = 10

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x - 1 = - 10 or x - 1 = 10

x - 1 = - 10 or x - 1 = 10

x = - 9 or x = 11

∣ x - 1 ∣ = 20

∣ 3 x - 5 ∣ = 14

3 ∣ 2 x - 5 ∣ + 2 = 11

∣ 6 x + 8 ∣ = - 21 x + 1

∣ 1 - b ∣ = 3