2=1.12^n

Lösung

2 = 1.1 2^{n}

n = \frac{ln ( 2 )}{ln ( 1.12 )}

Dezimale

n = 6.11625 \dots

Schritte zur Lösung

2 = 1.1 2^{n}

Wende Exponentenregel an

ln (2) = n ln (1.12)

Löse

ln (2) = n ln (1.12) : n = \frac{ln ( 2 )}{ln ( 1.12 )}

n = \frac{ln ( 2 )}{ln ( 1.12 )}

2 \cdot 4^{x} + 2^{x} = 1

8^{x - 2} = 5

e^{3 x} = \frac{2}{3}

2^{x + 9} = 2^{13}

3 2^{x - 4} = 64