3^{-5x}=81

Lösung

3^{- 5 x} = 81

x = - \frac{4}{5}

Dezimale

x = - 0.8

Schritte zur Lösung

3^{- 5 x} = 81

Wende Exponentenregel an

- 5 x = 4

Löse

- 5 x = 4 : x = - \frac{4}{5}

x = - \frac{4}{5}

7^{x + 1} = 0

so l v e f or x, e^{x} = 8

e^{2 x - 1} = 40

so l v e f or x, e^{x} = u

so l v e f or x, e^{x} = y