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〖1/1算式〗
作业:求算式 0.25×2418.2*((0.8-1)+√((0.8-1)^2+(8×(0.8-0.5))/2418.2)) 的值.
题型:数学计算
解:
0.25×2418.2*((0.8-1)+√((0.8-1)^2+(8×(0.8-0.5))/2418.2))
=0.25×2418.2*((-0.2)+√((0.8-1)^2+(8×(0.8-0.5))/2418.2))
=0.25×2418.2*(-0.2+√((-0.2)^2+(8×(0.8-0.5))/2418.2))
=0.25×2418.2*(-0.2+√(-0.2^2+(8×0.3)/2418.2))
=0.25×2418.2*(-0.2+√(-0.2^2+2.4/2418.2))
=0.25×2418.2*(-0.2+√0.040992)
=0.25×2418.2*0.002465
=604.55*0.002465
=1.490216 答案:0.25×2418.2*((0.8-1)+√((0.8-1)^2+(8×(0.8-0.5))/2418.2))=1.490216你的问题在这里没有得到解决?请到 热门难题 里面看看吧!