10^a=76.2

Lösung

1 0^{a} = 76.2

a = \frac{ln ( 76.2 )}{ln ( 10 )}

Dezimale

a = 1.88195 \dots

Schritte zur Lösung

1 0^{a} = 76.2

Wende Exponentenregel an

a ln (10) = ln (76.2)

Löse

a ln (10) = ln (76.2) : a = \frac{ln ( 76.2 )}{ln ( 10 )}

a = \frac{ln ( 76.2 )}{ln ( 10 )}

2^{x} + x = 11

1 0^{- x} = 5^{x - 1}

5 e^{x} = 1

so l v e f or x, 3^{x} = 10

1 2^{x - 8} = 18