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 1/3×2400×(184.09)^3-1/3×(2400-160)×(184.09-140)^3+6.154×6842×(1150-184.09)^2 的值.
题型:数学计算
解:
1/3×2400×(184.09)^3-1/3×(2400-160)×(184.09-140)^3+6.154×6842×(1150-184.09)^2
=1/3×2400×184.09^3-1/3×(2400-160)×(184.09-140)^3+6.154×6842×(1150-184.09)^2
=1/3×2400×184.09^3-1/3×2240×(184.09-140)^3+6.154×6842×(1150-184.09)^2
=1/3×2400×184.09^3-1/3×2240×44.09^3+6.154×6842×(1150-184.09)^2
=1/3×2400×184.09^3-1/3×2240×44.09^3+6.154×6842×965.91^2
=1/3×2400×6238649.591929000802338-1/3×2240×44.09^3+6.154×6842×965.91^2
=1/3×2400×6238649.591929000802338-1/3×2240×85707.789929000020493+6.154×6842×965.91^2
=1/3×2400×6238649.591929000802338-1/3×2240×85707.789929000020493+6.154×6842×932982.128099999972619
=0.333333×2400×6238649.591929000802338-1/3×2240×85707.789929000020493+6.154×6842×932982.128099999972619
=799.9992×6238649.591929000802338-1/3×2240×85707.789929000020493+6.154×6842×932982.128099999972619
=4990914682.623527-1/3×2240×85707.789929000020493+6.154×6842×932982.128099999972619
=4990914682.623527-0.333333×2240×85707.789929000020493+6.154×6842×932982.128099999972619
=4990914682.623527-746.66592×85707.789929000020493+6.154×6842×932982.128099999972619
=4990914682.623527-63995085.818504+6.154×6842×932982.128099999972619
=4990914682.623527-63995085.818504+42105.668×932982.128099999972619
=4990914682.623527-63995085.818504+39283835735.712067
=4926919596.805022+39283835735.712067
=44210755332.51709 答案:1/3×2400×(184.09)^3-1/3×(2400-160)×(184.09-140)^3+6.154×6842×(1150-184.09)^2=44210755332.51709你的问题在这里没有得到解决?请到 热门难题 里面看看吧!