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 0.25*(((1-0.14645^(1/3))*(2*(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1) 的值.
题型:数学计算
解:
0.25*(((1-0.14645^(1/3))*(2*(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*(((1-0.14645^0.333333)*(2*(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*((0.472895*(2*(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*((0.472895*(2*(0.14645^0.666667+0.14645^(1/3)+1)^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*((0.472895*(2*(0.14645^0.666667+0.14645^0.333333+1)^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*((0.472895*(2*1.804943^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*((0.472895*(2*1.804943^0.5+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*((0.472895*(2*1.804943^0.5+0.14645^0.333333+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*((0.472895*5.214068)^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*(2.465707^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*(2.465707^0.5+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)
=0.25*(2.465707^0.5+(0.14645^0.666667+0.14645^(1/3)+1)^(1/2)+1)
=0.25*(2.465707^0.5+(0.14645^0.666667+0.14645^0.333333+1)^(1/2)+1)
=0.25*(2.465707^0.5+1.804943^(1/2)+1)
=0.25*(2.465707^0.5+1.804943^0.5+1)
=0.25*3.913739
=0.978435 答案:0.25*(((1-0.14645^(1/3))*(2*(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+0.14645^(1/3)+2))^(1/2)+(0.14645^(2/3)+0.14645^(1/3)+1)^(1/2)+1)=0.978435你的问题在这里没有得到解决?请到 热门难题 里面看看吧!