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☆算术计算1题
〖1/1算式〗
作业:求算式 -597.92*0.6425^3+626.88*0.6425^2-132.88*0.6425^1+68.751 的值.
题型:数学计算
解:
-597.92*0.6425^3+626.88*0.6425^2-132.88*0.6425^1+68.751
=-597.92*0.265228015625+626.88*0.6425^2-132.88*0.6425^1+68.751
=-597.92*0.265228015625+626.88*0.41280625-132.88*0.6425^1+68.751
=-597.92*0.265228015625+626.88*0.41280625-132.88*0.6425+68.751
=-158.585135+626.88*0.41280625-132.88*0.6425+68.751
=-158.585135+258.779982-132.88*0.6425+68.751
=-158.585135+258.779982-85.3754+68.751
=100.194847-85.3754+68.751
=14.819447+68.751
=83.570447 答案:-597.92*0.6425^3+626.88*0.6425^2-132.88*0.6425^1+68.751=83.570447你的问题在这里没有得到解决?请到 热门难题 里面看看吧!