|x+2|=0.5

Lösung

∣ x + 2 ∣ = 0.5

x = - 2.5 or x = - 1.5

Schritte zur Lösung

∣ x + 2 ∣ = 0.5

Wende Absoluteregel an: Wenn

∣ u ∣ = a, a > 0

dann

u = a

u = - a

x + 2 = - 0.5 or x + 2 = 0.5

x + 2 = - 0.5 or x + 2 = 0.5

x = - 2.5 or x = - 1.5

- 8 v - 7 + 2 v = 23

f a c t or x^{3} + 3 x^{2} + 3 x + 1

f a c t or 125 x^{3} - 64 y^{3}

ln (x) - ln (x - 2) < 5

x - 3 \leq 4 x + 9