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 54/3×2.7940778×10^(-10)×(1027.6)^3-5/4×2.940654×10^(-14)×(1027.6)^4-30.005059 的值.
题型:数学计算
解:
54/3×2.7940778×10^(-10)×(1027.6)^3-5/4×2.940654×10^(-14)×(1027.6)^4-30.005059
=54/3×2.7940778×10^(-10)×(1027.6)^3-5/4×2.940654×10^(-14)×(1027.6)^4-30.005059
=54/3×2.7940778×10^-10×1027.6^3-5/4×2.940654×10^(-14)×(1027.6)^4-30.005059
=54/3×2.7940778×10^-10×1027.6^3-5/4×2.940654×10^(-14)×(1027.6)^4-30.005059
=54/3×2.7940778×10^-10×1027.6^3-5/4×2.940654×10^-14×1027.6^4-30.005059
=54/3×2.7940778×0.0000000001×1027.6^3-5/4×2.940654×10^(-14)×1027.6^4-30.005059
=54/3×2.7940778×0.0000000001×1085106304.575999736785889-5/4×2.940654×10^(-14)×1027.6^4-30.005059
=54/3×2.7940778×0.0000000001×1085106304.575999736785889-5/4×2.940654×0.00000000000001×1027.6^4-30.005059
=54/3×2.7940778×0.0000000001×1085106304.575999736785889-5/4×2.940654×0.00000000000001×1115055238582.297119140625-30.005059
=18×2.7940778×0.0000000001×1085106304.575999736785889-5/4×2.940654×0.00000000000001×1115055238582.297119140625-30.005059
=50.2934×0.0000000001×1085106304.575999736785889-5/4×2.940654×0.00000000000001×1115055238582.297119140625-30.005059
=0×1085106304.575999736785889-5/4×2.940654×0.00000000000001×1115055238582.297119140625-30.005059
=0-5/4×2.940654×0.00000000000001×1115055238582.297119140625-30.005059
=0-1.25×2.940654×0.00000000000001×1115055238582.297119140625-30.005059
=0-3.675817×0.00000000000001×1115055238582.297119140625-30.005059
=0-0×1115055238582.297119140625-30.005059
=0-0-30.005059
=0-30.005059
=-30.005059 答案:54/3×2.7940778×10^(-10)×(1027.6)^3-5/4×2.940654×10^(-14)×(1027.6)^4-30.005059=-30.005059你的问题在这里没有得到解决?请到 热门难题 里面看看吧!