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 -2098498.6*1.08^-1+8850765.95*1.08^-2+8858258.98*1.08^-3+8850765.95*1.08^-4+8850765.95*1.08^-5+8850765.95*1.08^-6 的值.
题型:数学计算
解:
-2098498.6*1.08^-1+8850765.95*1.08^-2+8858258.98*1.08^-3+8850765.95*1.08^-4+8850765.95*1.08^-5+8850765.95*1.08^-6
=-2098498.6*0.925925925925926+8850765.95*1.08^(-2)+8858258.98*1.08^(-3)+8850765.95*1.08^(-4)+8850765.95*1.08^(-5)+8850765.95*1.08^(-6)
=-2098498.6*0.925925925925926+8850765.95*0.857338820301783+8858258.98*1.08^(-3)+8850765.95*1.08^(-4)+8850765.95*1.08^(-5)+8850765.95*1.08^(-6)
=-2098498.6*0.925925925925926+8850765.95*0.857338820301783+8858258.98*0.79383224102017+8850765.95*1.08^(-4)+8850765.95*1.08^(-5)+8850765.95*1.08^(-6)
=-2098498.6*0.925925925925926+8850765.95*0.857338820301783+8858258.98*0.79383224102017+8850765.95*0.735029852796453+8850765.95*1.08^(-5)+8850765.95*1.08^(-6)
=-2098498.6*0.925925925925926+8850765.95*0.857338820301783+8858258.98*0.79383224102017+8850765.95*0.735029852796453+8850765.95*0.680583197033753+8850765.95*1.08^(-6)
=-2098498.6*0.925925925925926+8850765.95*0.857338820301783+8858258.98*0.79383224102017+8850765.95*0.735029852796453+8850765.95*0.680583197033753+8850765.95*0.630169626883105
=-1943054.259259+8850765.95*0.857338820301783+8858258.98*0.79383224102017+8850765.95*0.735029852796453+8850765.95*0.680583197033753+8850765.95*0.630169626883105
=-1943054.259259+7588105.23834+8858258.98*0.79383224102017+8850765.95*0.735029852796453+8850765.95*0.680583197033753+8850765.95*0.630169626883105
=-1943054.259259+7588105.23834+7031971.57763+8850765.95*0.735029852796453+8850765.95*0.680583197033753+8850765.95*0.630169626883105
=-1943054.259259+7588105.23834+7031971.57763+6505577.193364+8850765.95*0.680583197033753+8850765.95*0.630169626883105
=-1943054.259259+7588105.23834+7031971.57763+6505577.193364+6023682.586448+8850765.95*0.630169626883105
=-1943054.259259+7588105.23834+7031971.57763+6505577.193364+6023682.586448+5577483.876341
=5645050.979081+7031971.57763+6505577.193364+6023682.586448+5577483.876341
=12677022.556711+6505577.193364+6023682.586448+5577483.876341
=19182599.750075+6023682.586448+5577483.876341
=25206282.336523+5577483.876341
=30783766.212864 答案:-2098498.6*1.08^-1+8850765.95*1.08^-2+8858258.98*1.08^-3+8850765.95*1.08^-4+8850765.95*1.08^-5+8850765.95*1.08^-6=30783766.212864你的问题在这里没有得到解决?请到 热门难题 里面看看吧!