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☆算术计算1题
〖1/1算式〗
作业:求算式 ((-0.01575-0.0203875)^2+(0.0177-0.0203875)^2+(0.0585-0.0203875)^2+(0.02110-0.0203875)^2)/4 的值.
题型:数学计算
解:
((-0.01575-0.0203875)^2+(0.0177-0.0203875)^2+(0.0585-0.0203875)^2+(0.02110-0.0203875)^2)/4
=((-0.036138)^2+(0.0177-0.0203875)^2+(0.0585-0.0203875)^2+(0.02110-0.0203875)^2)/4
=(-0.036138^2+(-0.002687)^2+(0.0585-0.0203875)^2+(0.02110-0.0203875)^2)/4
=(-0.036138^2+(-0.002687)^2+0.038113^2+(0.02110-0.0203875)^2)/4
=(-0.036138^2+(-0.002687)^2+0.038113^2+0.000713^2)/4
=0.002767/4
=0.000692 答案:((-0.01575-0.0203875)^2+(0.0177-0.0203875)^2+(0.0585-0.0203875)^2+(0.02110-0.0203875)^2)/4=0.000692你的问题在这里没有得到解决?请到 热门难题 里面看看吧!