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 8.873209+3/2×2.3482926×10^(-7)×297^2+4/3×(-1.0484129)×10^(-9) 的值.
题型:数学计算
解:
8.873209+3/2×2.3482926×10^(-7)×297^2+4/3×(-1.0484129)×10^(-9)
=8.873209+3/2×2.3482926×10^(-7)×297^2+4/3×(-1.0484129)×10^(-9)
=8.873209+3/2×2.3482926×10^-7×297^2+4/3×(-1.0484129)×10^(-9)
=8.873209+3/2×2.3482926×10^-7×297^2+4/3×(-1.0484129)×10^(-9)
=8.873209+3/2×2.3482926×0.0000001×297^2+4/3×(-1.0484129)×10^(-9)
=8.873209+3/2×2.3482926×0.0000001×88209+4/3×(-1.0484129)×10^(-9)
=8.873209+3/2×2.3482926×0.0000001×88209+4/3×(-1.0484129)×0.000000001
=8.873209+1.5×2.3482926×0.0000001×88209+4/3×(-1.0484129)×0.000000001
=8.873209+3.522439×0.0000001×88209+4/3×(-1.0484129)×0.000000001
=8.873209+0×88209+4/3×(-1.0484129)×0.000000001
=8.873209+0+4/3×(-1.0484129)×0.000000001
=8.873209+0+1.333333×(-1.0484129)×0.000000001
=8.873209+0+(-1.397884)×0.000000001
=8.873209+0+-0
=8.873209+-0
=8.873209 答案:8.873209+3/2×2.3482926×10^(-7)×297^2+4/3×(-1.0484129)×10^(-9)=8.873209你的问题在这里没有得到解决?请到 热门难题 里面看看吧!