e^{8-4x}=7

Lösung

e^{8 - 4 x} = 7

x = \frac{- ln ( 7 ) + 8}{4}

Dezimale

x = 1.51352 \dots

Schritte zur Lösung

e^{8 - 4 x} = 7

Wende Exponentenregel an

8 - 4 x = ln (7)

Löse

8 - 4 x = ln (7) : x = \frac{- ln ( 7 ) + 8}{4}

x = \frac{- ln ( 7 ) + 8}{4}

2 \cdot 4^{x} + 2^{3 - 2 x} = 17

x^{x} = 4 0.5

0 = e^{x} + x e^{x}

3^{x} = 2187

12 = 200 (1 - e^{- \frac{1}{800} t})