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 1/12×200×1300^3+200×1300×(1300/2-454)^2+1/12×(1600-200)×120^3+(1600-200)×120×(454-120/2)^2+(6.349-1)×4241×(1192-454)^2 的值.
题型:数学计算
解:
1/12×200×1300^3+200×1300×(1300/2-454)^2+1/12×(1600-200)×120^3+(1600-200)×120×(454-120/2)^2+(6.349-1)×4241×(1192-454)^2
=1/12×200×1300^3+200×1300×196^2+1/12×(1600-200)×120^3+(1600-200)×120×(454-120/2)^2+(6.349-1)×4241×(1192-454)^2
=1/12×200×1300^3+200×1300×196^2+1/12×1400×120^3+(1600-200)×120×(454-120/2)^2+(6.349-1)×4241×(1192-454)^2
=1/12×200×1300^3+200×1300×196^2+1/12×1400×120^3+1400×120×(454-120/2)^2+(6.349-1)×4241×(1192-454)^2
=1/12×200×1300^3+200×1300×196^2+1/12×1400×120^3+1400×120×394^2+(6.349-1)×4241×(1192-454)^2
=1/12×200×1300^3+200×1300×196^2+1/12×1400×120^3+1400×120×394^2+5.349×4241×(1192-454)^2
=1/12×200×1300^3+200×1300×196^2+1/12×1400×120^3+1400×120×394^2+5.349×4241×738^2
=1/12×200×2197000000+200×1300×196^2+1/12×1400×120^3+1400×120×394^2+5.349×4241×738^2
=1/12×200×2197000000+200×1300×38416+1/12×1400×120^3+1400×120×394^2+5.349×4241×738^2
=1/12×200×2197000000+200×1300×38416+1/12×1400×1728000+1400×120×394^2+5.349×4241×738^2
=1/12×200×2197000000+200×1300×38416+1/12×1400×1728000+1400×120×155236+5.349×4241×738^2
=1/12×200×2197000000+200×1300×38416+1/12×1400×1728000+1400×120×155236+5.349×4241×544644
=0.083333×200×2197000000+200×1300×38416+1/12×1400×1728000+1400×120×155236+5.349×4241×544644
=16.6666×2197000000+200×1300×38416+1/12×1400×1728000+1400×120×155236+5.349×4241×544644
=36616520200+200×1300×38416+1/12×1400×1728000+1400×120×155236+5.349×4241×544644
=36616520200+260000×38416+1/12×1400×1728000+1400×120×155236+5.349×4241×544644
=36616520200+9988160000+1/12×1400×1728000+1400×120×155236+5.349×4241×544644
=36616520200+9988160000+0.083333×1400×1728000+1400×120×155236+5.349×4241×544644
=36616520200+9988160000+116.6662×1728000+1400×120×155236+5.349×4241×544644
=36616520200+9988160000+201599193.6+1400×120×155236+5.349×4241×544644
=36616520200+9988160000+201599193.6+168000×155236+5.349×4241×544644
=36616520200+9988160000+201599193.6+26079648000+5.349×4241×544644
=36616520200+9988160000+201599193.6+26079648000+22685.109×544644
=36616520200+9988160000+201599193.6+26079648000+12355308506.196001
=46604680200+201599193.6+26079648000+12355308506.196001
=46806279393.599998+26079648000+12355308506.196001
=72885927393.600006+12355308506.196001
=85241235899.796005 答案:1/12×200×1300^3+200×1300×(1300/2-454)^2+1/12×(1600-200)×120^3+(1600-200)×120×(454-120/2)^2+(6.349-1)×4241×(1192-454)^2=85241235899.796005你的问题在这里没有得到解决?请到 热门难题 里面看看吧!