3^{x-4}=2

Lösung

3^{x - 4} = 2

x = \frac{ln ( 2 )}{ln ( 3 )} + 4

Dezimale

x = 4.63092 \dots

Schritte zur Lösung

3^{x - 4} = 2

Wende Exponentenregel an

(x - 4) ln (3) = ln (2)

Löse

(x - 4) ln (3) = ln (2) : x = \frac{ln ( 2 )}{ln ( 3 )} + 4

x = \frac{ln ( 2 )}{ln ( 3 )} + 4

6 4^{x} = 256

e^{x} = 0.6

13 (1 + e^{- x})^{- 1} = 2

4^{x + 1} = (\frac{1}{2})^{- 3 x}

e^{2 x} - e^{x} = 12