1又1/4*5+[1/24+3/14*2+(1又7/12-0.625)]*0.7+1.875/7又1/2/[3又4/5/(3-2.4*14/15)]*2.5
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/25 20:41:22
![1又1/4*5+[1/24+3/14*2+(1又7/12-0.625)]*0.7+1.875/7又1/2/[3又4/5/(3-2.4*14/15)]*2.5](/uploads/image/z/608951-47-1.jpg?t=1%E5%8F%881%2F4%2A5%2B%5B1%2F24%2B3%2F14%2A2%2B%281%E5%8F%887%2F12-0.625%29%5D%2A0.7%2B1.875%2F7%E5%8F%881%2F2%2F%5B3%E5%8F%884%2F5%2F%283-2.4%2A14%2F15%EF%BC%89%5D%2A2.5)
1又1/4*5+[1/24+3/14*2+(1又7/12-0.625)]*0.7+1.875/7又1/2/[3又4/5/(3-2.4*14/15)]*2.5
1又1/4*5+[1/24+3/14*2+(1又7/12-0.625)]*0.7+1.875/7又1/2/[3又4/5/(3-2.4*14/15)]*2.5
1又1/4*5+[1/24+3/14*2+(1又7/12-0.625)]*0.7+1.875/7又1/2/[3又4/5/(3-2.4*14/15)]*2.5
1又1/4*5+[1/24+3/14*2+(1又7/12-0.625)]*0.7+1.875/7又1/2/[3又4/5/(3-2.4*14/15)]*2.5
=1又1/4*5+[1/24+3/14*2+23/24]*0.7+1.875/7又1/2/[3又4/5/(3-2.24)]*2.5
=1又1/4*5+[1+3/7]*0.7+1.875/7又1/2/[3又4/5/0.76]*2.5
=1又1/4*5+10/7*0.7+0.25/5**2.5
=6.25+1+0.125
=6.375