7^x=12

Lösung

7^{x} = 12

x = \frac{ln ( 12 )}{ln ( 7 )}

Dezimale

x = 1.27698 \dots

Schritte zur Lösung

7^{x} = 12

Wende Exponentenregel an

x ln (7) = ln (12)

Löse

x ln (7) = ln (12) : x = \frac{ln ( 12 )}{ln ( 7 )}

x = \frac{ln ( 12 )}{ln ( 7 )}

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

4^{x + 3} = 7^{x - 1}

7 e^{5 t} = 100

x - e^{x} = 0

4^{2} \cdot 4^{n} = 4^{7}