27^a=8

Lösung

2 7^{a} = 8

a = \frac{ln ( 2 )}{ln ( 3 )}

Dezimale

a = 0.63092 \dots

Schritte zur Lösung

2 7^{a} = 8

Wende Exponentenregel an

a ln (27) = ln (8)

Löse

a ln (27) = ln (8) : a = \frac{ln ( 2 )}{ln ( 3 )}

a = \frac{ln ( 2 )}{ln ( 3 )}

2 \cdot 5^{x} = 250

8 (1 0^{3 x}) = 12

2 = (1 + \frac{11}{200})^{n}

x^{2} 2^{x} - 2^{x} 18 = 0

7^{3 x^{2}} = 4 9^{- 6 x + 2}