Question

Se log a = 0,297 ,calcule log (100a).
dado log x= = 0,806 , determine log (10-². x) Obs>> é 10 elevado a -2

Answer 1

Oi 

log(a) = 0.297

log(100a) = log(100) + log(a) = 2 + 0.297 = 2.297

log(x) = 0.806

log(x/100) = log(x) - log(100) = 0.806 - 2 = -1.194