e^{4.2x}=69

Lösung

e^{4.2 x} = 69

x = \frac{ln ( 69 )}{4.2}

Dezimale

x = 1.00812 \dots

Schritte zur Lösung

e^{4.2 x} = 69

Wende Exponentenregel an

4.2 x = ln (69)

Löse

4.2 x = ln (69) : x = \frac{ln ( 69 )}{4.2}

x = \frac{ln ( 69 )}{4.2}

2 5^{x} = 5

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

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

3^{2 x} = \frac{1}{27}

7^{2 x - 3} = 5^{x}