log_{10}(x+2)=1

Lösung

lo g_{10} (x + 2) = 1

x = 8

Schritte zur Lösung

lo g_{10} (x + 2) = 1

Wende die log Regel an

x + 2 = 10

Löse

x + 2 = 10 : x = 8

x = 8

ln (x) = \frac{1}{2} x - 2

4 lo g_{x} (2) = lo g_{2} (x)

lo g_{x + 6} (3 x^{2} + 6 x) = 2

ln (4 - x) = 0

ln (x + 6) = - 1