Question

Sendo log 2= 0,301 e log 7= 0, 845, calcule log de 56

Answer 1

log 56
56= 2^3×7

log 56
log (2^3×7)
log 2^3 + log 7
3. log 2 + log 7
3.0,301+0,845
0,903+0,845
= 1,748

R: log 56= 1,748