|9x|=63

Lösung

∣ 9 x ∣ = 63

x = - 7 or x = 7

Schritte zur Lösung

∣ 9 x ∣ = 63

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

9 x = - 63 or 9 x = 63

9 x = - 63 or 9 x = 63

x = - 7 or x = 7

(x - ∣ 3 x + 2 ∣)^{2} = 16

∣ 5 x - 4 ∣ = 0

∣ 5 x - 4 ∣ = 8

∣ 2 x + 12 ∣ = 14

2 ∣ 2 x + 4 ∣ = 32