10^x=7.21

Lösung

1 0^{x} = 7.21

x = \frac{ln ( 7.21 )}{ln ( 10 )}

Dezimale

x = 0.85793 \dots

Schritte zur Lösung

1 0^{x} = 7.21

Wende Exponentenregel an

x ln (10) = ln (7.21)

Löse

x ln (10) = ln (7.21) : x = \frac{ln ( 7.21 )}{ln ( 10 )}

x = \frac{ln ( 7.21 )}{ln ( 10 )}

20000 = 10000 (1 + 0.15)^{t}

5 \cdot e^{- 7 x} = 12

6^{x^{2} - 2 x - 24} = 1

3^{x} - 3^{2 - x} = 8

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