2|x-1|=16

Lösung

2 ∣ x - 1 ∣ = 16

x = - 7 or x = 9

Schritte zur Lösung

2 ∣ x - 1 ∣ = 16

Teile beide Seiten durch

2

∣ x - 1 ∣ = 8

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x - 1 = - 8 or x - 1 = 8

x - 1 = - 8 or x - 1 = 8

x = - 7 or x = 9

∣ x + 9 ∣ = 9

x^{2} - 5 x + 6 = 0

∣ x ∣ = 0.1

∣ - 4 x + 7 ∣ = - x

∣ 6 c - 3 ∣ = 21