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if one light-year≈95000000000000km,it can be written as km i

来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/05/13 04:01:40
if one light-year≈95000000000000km,it can be written as km in scientific notation.
如果一光年约等于95000000000000千米,那么从科学的角度来看它是可以用千米来作为计量单位的.
再问: if one light-year≈95000000000000km,it can be written as ﹙ ﹚ km in scientific notation.
再答: 不好意思,应该是这个答案0.95*10^14,就是0.95乘以10的14次幂