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 (0.5×22+2.4×19.1+2.5×22+6.6×23+20-10×(0.5+2.4+2.5+6.6))×0.22-2×0×√0.22+10×(0.5+2.4+2.5+6.6) 的值.
题型:数学计算
解:
(0.5×22+2.4×19.1+2.5×22+6.6×23+20-10×(0.5+2.4+2.5+6.6))×0.22-2×0×√0.22+10×(0.5+2.4+2.5+6.6)
=(0.5×22+2.4×19.1+2.5×22+6.6×23+20-10×12)×0.22-2×0×√0.22+10×(0.5+2.4+2.5+6.6)
=163.64×0.22-2×0×√0.22+10×(0.5+2.4+2.5+6.6)
=163.64×0.22-2×0×√0.22+10×12
=163.64×0.22-2×0×0.469042+10×12
=36.0008-2×0×0.469042+10×12
=36.0008-0×0.469042+10×12
=36.0008-0+10×12
=36.0008-0+120
=36.0008+120
=156.0008 答案:(0.5×22+2.4×19.1+2.5×22+6.6×23+20-10×(0.5+2.4+2.5+6.6))×0.22-2×0×√0.22+10×(0.5+2.4+2.5+6.6)=156.0008你的问题在这里没有得到解决?请到 热门难题 里面看看吧!