log_{2/5}(x)=-1

Lösung

lo g_{\frac{2}{5}} (x) = - 1

x = \frac{5}{2}

Dezimale

x = 2.5

Schritte zur Lösung

lo g_{\frac{2}{5}} (x) = - 1

Wende die log Regel an

x = \frac{5}{2}

ln (2 x - 3) = 5

ln (x^{2}) = 3

ln (x^{2}) = 2

lo g_{x} (3) = \frac{1}{2}

4.75 = - lo g_{10} (x)