Question

Dados log2 = 0,3010 e log5 = 0,6990, calcule:
a) $log^{125=}$
b) $log^{ \frac{5}{2} =}$
c) $log^{10=}$

Answer 1

a) Log 125
= Log 5³
= 3 Log5
= 3 * 0,6990
= 2,097

b) Log 5/2
= Log5 - Log 2
= 0,6990 - 0,3010
= 0,398

c) Log 10
10^x = 10
10^x = 10^1
x = 1