总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 1-0.35×√(1454.0/466470.05)+0.35×√(1454.0/466470.05)×(42.1/(-45.3)) 的值.
题型:数学计算
解:
1-0.35×√(1454.0/466470.05)+0.35×√(1454.0/466470.05)×(42.1/(-45.3))
=1-0.35×√0.003117+0.35×√(1454.0/466470.05)×(42.1/(-45.3))
=1-0.35×√0.003117+0.35×√0.003117×(42.1/(-45.3))
=1-0.35×√0.003117+0.35×√0.003117×(42.1/(-45.3))
=1-0.35×√0.003117+0.35×√0.003117×(-0.92936)
=1-0.35×0.05583+0.35×√0.003117×-0.92936
=1-0.35×0.05583+0.35×0.05583×-0.92936
=1-0.01954+0.35×0.05583×(-0.92936)
=1-0.01954+0.01954×(-0.92936)
=1-0.01954+(-0.01816)
=0.98046+(-0.01816)
=0.9623 答案:1-0.35×√(1454.0/466470.05)+0.35×√(1454.0/466470.05)×(42.1/(-45.3))=0.9623你的问题在这里没有得到解决?请到 热门难题 里面看看吧!