?????.????????
????????????1.????????
????2.????????
????3.???????
??????????????????300?????????????????????100??
????????/????/buff????/???????/????????/???????????=50%
????????????????1000????????????3000
?????????=????x(1+???)+????
?????????????????= (300+100x2+1000x10%)x(1+50%)+1000x90%+3000=4800?? ????????????????????ū???????????ū?????????????10%????????????????????????????????????????鯔??????
????2.???????????
????????????????????????????????(????)??????????????3???????????????????????????????
????????????x????????=????????x????????=????????x1
??????????150%?????????1???????????0.667??
????200%????????1??????????????0.5??
????y=1/x?????????????????????????????????????????С????????150%???????Ч????????????????????????????????0????????????λ????????????ε????????????150%???1%?????????????1%??????
??????.????pkС????
????1.?????????????????μ????????????????????Σ??????????????????????Σ???3??????μ?????????????70????????????????????????ó?
????2.???????
????????????????????????????????????????????????????????????????????????????????????????
????3.??????(????)??0.5????????????
?????ó???????0.5??????????????????????0.5??????????????????????????????????????????????????????????????????????????????????????????????????????
????4.???????????ж?????????ó????????仹??????????????ж???????????????????????????????????λ?????????????????????????
????5.?????x9???????????? ????? (x+1)0,1,2,3,4??5???????????????????????x9???? ??????99???????100????????????????
????????????????????????????????????????40407???????40407????????
