????????????????????????
?? ????????40%?? ???40%??
??????????????35%????110%??
????????????????? -5% / 70%??????????????С????30%?????????????????????
???1:
??????????????????????+90%????????????????85% / 70%??????????????????
(1-80%)*(1-70%)=6%??(??????Ч??????80%????????20%??????????
??????????????(80%???????)??????????20%????????????(????????????????20%???????)??????Ψ??????????????????(80%????)???????30%??????????????
???2:
????????????????????+90%????????????????-5% / 160%,?????????????????20%(????????????????20%???????)?????????????????????20%???????С?
???????/??????/?????????????????????????????λ?????????????????±???????????????????????
????ī?????????????? ?????????????...[??????]
????ī???佫???????: ?????佫?????????...[??????]