3^x=19

Lösung

3^{x} = 19

x = \frac{ln ( 19 )}{ln ( 3 )}

Dezimale

x = 2.68014 \dots

Schritte zur Lösung

3^{x} = 19

Wende Exponentenregel an

x ln (3) = ln (19)

Löse

x ln (3) = ln (19) : x = \frac{ln ( 19 )}{ln ( 3 )}

x = \frac{ln ( 19 )}{ln ( 3 )}

9^{b^{3} - 1} = 81

e^{4.2 x} = 69

2 5^{x} = 5

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

5^{x + 1} = \frac{1}{5}