【用戶】wertysdfgh135
【年級】高二上
【評論內容】SS農藥=30*(560-550)^2+30*(540-550)^2=6000同理:SS肥料=52000SSE=13500SST=1400*(60-1)=82600SS交互=82600-6000-52000-13500=11100F=(11100/2) / (13500/54)=22.2
【用戶】wertysdfgh135
【年級】高二上
【評論內容】SS農藥=30*(560-550)^2+30*(540-550)^2=6000同理:SS肥料=52000SSE=13500SST=1400*(60-1)=82600SS交互=82600-6000-52000-13500=11100F=(11100/2) / (13500/54)=22.2
【用戶】wertysdfgh135
【年級】高二上
【評論內容】SS農藥=30*(560-550)^2+30*(540-550)^2=6000同理:SS肥料=52000SSE=13500SST=1400*(60-1)=82600SS交互=82600-6000-52000-13500=11100F=(11100/2) / (13500/54)=22.2