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+(1.2^1)+(1.2^2)+(1.2^3)+(1.2^4)+(1.2^5)+(1.2^6) 的值.
题型:数学计算
解:
1+(1.2^1)+(1.2^2)+(1.2^3)+(1.2^4)+(1.2^5)+(1.2^6)
=1+1.2+(1.2^2)+(1.2^3)+(1.2^4)+(1.2^5)+(1.2^6)
=1+1.2+1.44+(1.2^3)+(1.2^4)+(1.2^5)+(1.2^6)
=1+1.2+1.44+1.728+(1.2^4)+(1.2^5)+(1.2^6)
=1+1.2+1.44+1.728+2.0736+(1.2^5)+(1.2^6)
=1+1.2+1.44+1.728+2.0736+2.488319999999999+(1.2^6)
=1+1.2+1.44+1.728+2.0736+2.488319999999999+2.985983999999999
=2.2+1.44+1.728+2.0736+2.488319999999999+2.985983999999999
=3.64+1.728+2.0736+2.488319999999999+2.985983999999999
=5.368+2.0736+2.488319999999999+2.985983999999999
=7.4416+2.488319999999999+2.985983999999999
=9.92992+2.985983999999999
=12.915904 答案:1+(1.2^1)+(1.2^2)+(1.2^3)+(1.2^4)+(1.2^5)+(1.2^6)=12.915904你的问题在这里没有得到解决?请到 热门难题 里面看看吧!