比较下面两个积的大小:A=9.5876×1.23456,B=9.5875×1.23457,则A_B.
问题描述:
比较下面两个积的大小:A=9.5876×1.23456,B=9.5875×1.23457,则A______B.
答
A-B=9.5876×1.23456-9.5875×1.23457,=9.5875×1.23456+0.0001×1.23456-(9.5875×1.23456+9.5875×0.00001),=0.0001×1.23456-0.001×0.95875,=0.0001×(1.23456-0.95875),=0.0001×0.27581,=0.000027581...