Question

Sabendo que Log2 = 0,30, calcule Log16 10000

Answer 1

loga a = 1

logb a^c = clogb a

logb a = (logc a)/(logc b)

log16 10000 = (log 10000)/(log 16)

(log 10000)/(log 16)

(log 10^4)/(log 2^4)

4/(4log 2)

4/(4 . 0,30)

4/1,2

10/3

Resposta: 10/3