总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 0.5×12.72×10.36^2+12.72×10.36×6.14-56.22×6.14-170.49-0.5×22.42×6.14^2 的值.
题型:数学计算
解:
0.5×12.72×10.36^2+12.72×10.36×6.14-56.22×6.14-170.49-0.5×22.42×6.14^2
=0.5×12.72×107.329599999999985+12.72×10.36×6.14-56.22×6.14-170.49-0.5×22.42×6.14^2
=0.5×12.72×107.329599999999985+12.72×10.36×6.14-56.22×6.14-170.49-0.5×22.42×37.699599999999997
=6.36×107.329599999999985+12.72×10.36×6.14-56.22×6.14-170.49-0.5×22.42×37.699599999999997
=682.616256+12.72×10.36×6.14-56.22×6.14-170.49-0.5×22.42×37.699599999999997
=682.616256+131.7792×6.14-56.22×6.14-170.49-0.5×22.42×37.699599999999997
=682.616256+809.124288-56.22×6.14-170.49-0.5×22.42×37.699599999999997
=682.616256+809.124288-345.1908-170.49-0.5×22.42×37.699599999999997
=682.616256+809.124288-345.1908-170.49-11.21×37.699599999999997
=682.616256+809.124288-345.1908-170.49-422.612516
=1491.740544-345.1908-170.49-422.612516
=1146.549744-170.49-422.612516
=976.059744-422.612516
=553.447228 答案:0.5×12.72×10.36^2+12.72×10.36×6.14-56.22×6.14-170.49-0.5×22.42×6.14^2=553.447228你的问题在这里没有得到解决?请到 热门难题 里面看看吧!