e^{7x}=23

Lösung

e^{7 x} = 23

x = \frac{ln ( 23 )}{7}

Dezimale

x = 0.44792 \dots

Schritte zur Lösung

e^{7 x} = 23

Wende Exponentenregel an

7 x = ln (23)

Löse

7 x = ln (23) : x = \frac{ln ( 23 )}{7}

x = \frac{ln ( 23 )}{7}

e^{7 x} = 19

so l v e f or x, \frac{A}{2 B} = C^{x}

2 7^{2 x} = 9^{x + 1}

2^{x} + \frac{1}{2 ^{x}} = 2

9^{- x} = 3^{x + 2}