-log(0.05)
-log(0.05) ?
−log10(0.05)=log10(1)−log10(0.05)|log10(1)=0log10(1)−log10(0.05)=log10(10.05)=log10(1005)=log10(20)=log10(2⋅10)=log10(2)+log1010)|log10(10)=1=log10(2)+1=1+log10(2)=1+0.30102999566−log10(0.05)=1.30102999566