问题
填空题
若a=0.53,b=log1.25,c=log0.53,则a,b,c三个数的大小关系是:(用符号“>”连接这三个字母)______.
答案
∵0<0.53<0.50=1,log1.25>log1.21.2=1,log0.53<log0.51=0,
∴b>a>c.
故答案为b>a>c.
若a=0.53,b=log1.25,c=log0.53,则a,b,c三个数的大小关系是:(用符号“>”连接这三个字母)______.
∵0<0.53<0.50=1,log1.25>log1.21.2=1,log0.53<log0.51=0,
∴b>a>c.
故答案为b>a>c.