除法的运算性质 a/(b*c)= a/(b/c)= (a+b)/c= (a-b)/c=,

问题描述:

除法的运算性质 a/(b*c)= a/(b/c)= (a+b)/c= (a-b)/c=,
除法的运算性质 a/(b*c)= a/(b/c)= (a+b)/c= (a-b)/c=,

a/(b*c)=a/b/c
a/(b/c)=ac/b
(a+b)/c=a/c+b/c
(a-b)/c=,a/c-b/c