a,b,c都是正数,2^a=log1/2(a),(1/2)^b=log1/2(b),(1/2)^c=log2(c),比较a,b,c大小如题~
问题描述:
a,b,c都是正数,2^a=log1/2(a),(1/2)^b=log1/2(b),(1/2)^c=log2(c),比较a,b,c大小
如题~
答
2^a>1 log1/2(a)>1 0