9^{2x-1}=2187

Lösung

9^{2 x - 1} = 2187

x = \frac{9}{4}

Dezimale

x = 2.25

Schritte zur Lösung

9^{2 x - 1} = 2187

Wende Exponentenregel an

2 (2 x - 1) = 7

Löse

2 (2 x - 1) = 7 : x = \frac{9}{4}

x = \frac{9}{4}

3 - e^{- 2 x} = 0

2 = (1 + \frac{0.065}{12})^{t}

(2 + x - x^{2}) (- e^{- 2 x}) = 0

2^{2 x + 1} = 1

3^{a} = 1