5=3^x

Lösung

5 = 3^{x}

x = \frac{ln ( 5 )}{ln ( 3 )}

Dezimale

x = 1.46497 \dots

Schritte zur Lösung

5 = 3^{x}

Wende Exponentenregel an

ln (5) = x ln (3)

Löse

ln (5) = x ln (3) : x = \frac{ln ( 5 )}{ln ( 3 )}

x = \frac{ln ( 5 )}{ln ( 3 )}

1 7^{x} = 2

3^{2 x - 3} = 27

2^{x + 2} + 3 \cdot 2^{x - 1} = 22

2^{2 x - 3} = 8

1 0^{x} = 7