(1-10%)*(1+X%)=1
问题描述:
(1-10%)*(1+X%)=1
答
(1-10%)*(1+X%)=1 (1-0.1)(1+0.01x)=1 0.0ix=10/9-1 0.01x=1/9 x=100/9
(1-10%)*(1+X%)=1
(1-10%)*(1+X%)=1 (1-0.1)(1+0.01x)=1 0.0ix=10/9-1 0.01x=1/9 x=100/9