Respuestas

2012-08-29T09:30:33+02:00

log4 = 2log2= 0,602

log21 = log3+log7 = 1,322

log20= log 4+log 5 = 0,602+0,699 = 1,301

log49= log7^2=2log7= 2*0,845=1,690

log((5/7)^3) = 3(log5-log7)= 3(0,699-0,845)=-0,438

log25=2log5 = 1,398

log(81^(1/5)) = 4/5log3=0,3816