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数学
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9.81×0.1+0.5×98.1+0.049×981.
人气:262 ℃ 时间:2020-04-30 06:37:13
解答
9.81×0.1+0.5×98.1+0.049×981
=9.81×0.1+9.81×5+9.81×4.9,
=9.81×(0.1+5+4.9),
=9.81×10,
=98.1.
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9.81×0.1+0.5×98.1+0.049×981.
9.81*0.1+0.5*98.1+0.049*981的简便计算
9.81×0.1+0.5×98.1+0.049×981.
9.81×0.1+0.5×98.1+0.049×981.
简便计算:9.81*10%+1/2*98.1+0.049*981 (注:其中1/2分式)
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