4^{x-1}=16

Lösung

4^{x - 1} = 16

x = 3

Schritte zur Lösung

4^{x - 1} = 16

Wende Exponentenregel an

x - 1 = 2

Löse

x - 1 = 2 : x = 3

x = 3

2^{2 x} + 2^{x + 1} = 80

8^{y} = 32

3^{x} = 15

e^{2 x} = 6 e^{x}

0. 2^{x} = 25