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 -15000+9500/(1+15%)+6000/(1+15%)^2+2400/(1+15%)^3 的值.
题型:数学计算
解:
-15000+9500/(1+15%)+6000/(1+15%)^2+2400/(1+15%)^3
=-15000+9500/1.15+6000/(1+15%)^2+2400/(1+15%)^3
=-15000+9500/1.15+6000/1.15^2+2400/(1+15%)^3
=-15000+9500/1.15+6000/1.15^2+2400/1.15^3
=-15000+9500/1.15+6000/1.3225+2400/1.15^3
=-15000+9500/1.15+6000/1.3225+2400/1.520875
=-15000+8260.869565+6000/1.3225+2400/1.520875
=-15000+8260.869565+4536.862004+2400/1.520875
=-15000+8260.869565+4536.862004+1578.038958
=-6739.130435+4536.862004+1578.038958
=-2202.268431+1578.038958
=-624.229473 答案:-15000+9500/(1+15%)+6000/(1+15%)^2+2400/(1+15%)^3=-624.229473你的问题在这里没有得到解决?请到 热门难题 里面看看吧!