不失一般性,设a、b、c、d均为2,则m=a/b*c/d = 2/2*2/2 = 1
选项A = 2/(2*2)/2 = 0.25
选项B = 2/(2/2)/2 = 1
选项C = 2*(2/2/2) = 1
选项D = 2/(2*2)*2 = 1
所以答案为(A)
不失一般性,设a、b、c、d均为2,则m=a/b*c/d = 2/2*2/2 = 1
选项A = 2/(2*2)/2 = 0.25
选项B = 2/(2/2)/2 = 1
选项C = 2*(2/2/2) = 1
选项D = 2/(2*2)*2 = 1
所以答案为(A)