Question

10 log de 2 na base 5 . log de 5 na base 10

Answer 1

10.log₅(2).log₁₀(5)

10.log₅(2).(log₅(5)/log₅(10))

10.log₅(2)/log₅(10))

10.log₅(2)/log₅(5.2)

10.log₅(2)/(log₅(5)+log₅(2))

10.log₅(2)/1+log₅(2))                     log₅(2)=0,43

10.0,43/1+0,43      4,3/1,43=3