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 1/2*9.27*4.36^2+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.3^2 的值.
题型:数学计算
解:
1/2*9.27*4.36^2+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.3^2
=1/2*9.27*19.009600000000002+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.3^2
=1/2*9.27*19.009600000000002+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.69
=0.5*9.27*19.009600000000002+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.69
=4.635*19.009600000000002+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.69
=88.109496+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.69
=88.109496+40.4172*1.3-65.33*1.3-1/2*29.31*1.69
=88.109496+52.54236-65.33*1.3-1/2*29.31*1.69
=88.109496+52.54236-84.929-1/2*29.31*1.69
=88.109496+52.54236-84.929-0.5*29.31*1.69
=88.109496+52.54236-84.929-14.655*1.69
=88.109496+52.54236-84.929-24.76695
=140.651856-84.929-24.76695
=55.722856-24.76695
=30.955906 答案:1/2*9.27*4.36^2+9.27*4.36*1.3-65.33*1.3-1/2*29.31*1.3^2=30.955906你的问题在这里没有得到解决?请到 热门难题 里面看看吧!