Cov txheej txheem:
- Vim li cas PPF concave?
- Yuav ua li cas ua tau nkhaus nrog piv txwv?
- Peb hom kev tsim muaj peev xwm nkhaus yog dab tsi?
- Vim li cas PPC nkhaus?
Video: Qhov twg yog qhov tsim tau nkhaus?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Kev tsim muaj peev xwm nkhaus (PPC) yog a daim duab uas qhia txhua qhov sib txawv ntawm cov khoom tsim tawm uas tuaj yeem tsim tau muab cov peev txheej tam sim no thiab thev naus laus zisQee zaum hu ua cov khoom muaj peev xwm frontier (PPF), PPC qhia txog kev tsis txaus thiab kev lag luam tawm.
Vim li cas PPF concave?
Nyob hauv ib haiv neeg twg, tib neeg yuav tsum ua raws li cov peev txheej tsawg los ntawm kev sib piv lawv cov nqi sijhawm..
Yuav ua li cas ua tau nkhaus nrog piv txwv?
Kev nkhaus ntsuas kev lag luam tawm ntawm kev tsim ib qho zoo rau lwm tus. Piv txwv li, hais tias kev lag luam tsim tau 20,000 txiv kab ntxwv thiab 120,000 txiv apples. Ntawm daim ntawv qhia, qhov ntawd yog point B. Yog tias nws xav tsim cov txiv kab ntxwv ntau dua, nws yuav tsum tsim cov txiv apples tsawg dua.
Peb hom kev tsim muaj peev xwm nkhaus yog dab tsi?
Muaj 3 hom kev tsim muaj peev xwm nkhaus uas yog ncaj-kab nqes, concave thiab convex nkhausThawj hom nkhaus muaj qhov tsis zoo gradient lossis qhov sib piv tsis tu ncua uas tseem txhais tau hais tias raws li ib yam khoom/zoo txo los ntawm ib tug, lwm yam khoom/zoo yuav nce los ntawm ib tug, thiab nws yuav nyob tas mus li.
Vim li cas PPC nkhaus?
Cov khoom muaj peev xwm nkhaus yog bowed nyob rau hauv cov duab vim yog txoj cai ntawm kev nce nqi, uas piav qhia lub tswv yim tias ntau units ntawm ib yam khoom raug tsim, lub peev xwm tsawg dua. kev lag luam muaj kev tsim tawm lwm yam khoom.
Pom zoo:
Txoj kev nkhaus nkhaus yog dab tsi?
Txoj kev nkhaus wavy (tseem hu ua txoj kev ncua sij hawm) yog lub tswv yim siv los daws qhov tsis sib xws ntawm daim ntawv f (x) g (x) > 0 \frac{f (x)}{g(x)} > 0 g(x)f(x)>0. \left(<0, \, \geq 0, \, \text{or} , \leq 0\right). (<
Qhov twg yog qhov tsis tsim nyog lossis tsis tsim nyog?
Raws li adjective qhov txawv ntawm qhov tsis tsim nyog thiab tsis tsim nyog. yog tsis tsim nyog yog tsis tsim nyog; tsis tsim nyog thaum tsis tsim nyog yog tsis tsim nyog; tsis haum rau qhov xwm txheej, sijhawm, thiab/lossis qhov chaw . Tsis tsim nyog txhais li cas?
Qhov twg yog qhov mob thiab qhov twg yog qhov ceeb?
Panic (lub suab los ntawm Matt Frewer) yog lub ntsej muag ntsuab-xiav nrog lub cev ntev. Thaum nws yog me ntsis cunning dua Pain, nws paranoia txhais tau hais tias nws yog heev ceev faj thiab ntau cynical nyob rau hauv lub sij hawm, yog li nws tej zaum yuav ntse dua ib tug ntawm ob.
Dab tsi yog qhov kev ntsuas nkhaus nkhaus?
Kev ntsuas kev tsis txaus ntseeg qhia pom tias tus neeg siv khoom muaj txiaj ntsig muaj ntau cov ntsiab lus tsis txaus ntseeg, nyob ntawm cov peev nyiaj muaj rau lawv, thiab lwm yam tseem ceeb uas cuam tshuam rau cov neeg siv khoom nyiam ntawm ob khoom .
Qhov twg thiab thaum twg yog qhov chaw ua haujlwm ntawm thawj kws kho mob kws kho mob tau tsim?
Nyob rau hauv 44 BC, ntawm thawj qhov keeb kwm ntawm kev tshuaj ntsuam xyuas kab mob tshwm sim tam sim ntawd tom qab lub sleighing ntawm Julius Caesar los ntawm nws cov neeg koom tes. Tus kws tshuaj xyuas lub sijhawm ntawd xaus lus tias ntawm 23 qhov txhab pom ntawm lub cev tsuas yog ib tus neeg tuag xwb .
