Question

Me ajudem por favor

Answer 1

log 5 = log(10/2) = log10-log2=1-0,3= 0,7
log 20= log(2.10)= log2+log10=0,3+1=1,3
log√5 = log5/2 = 0,7/2 = O,35

log ⁿ√x = logx / n