Ib qho taw qhia tsis meej yog qhov qhov tshwm sim uas ua rau muaj kev hloov pauv tseem ceeb hauv kev nce qib ntawm tuam txhab, kev lag luam, kev lag luam, kev lag luam, lossis qhov xwm txheej ntawm thaj chaw thiab tuaj yeem suav tias yog qhov hloov pauv tom qab uas qhov kev hloov pauv loj, nrog cov txiaj ntsig zoo lossis qhov tsis zoo, xav tias yuav tshwm sim.
Yuav ua li cas koj siv inflection point hauv kab lus?
Rau tus thawj tswj hwm uas ntseeg hauv kev ua si ntev, qhov no yog qhov cuam tshuam. Qhov no yuav ua pov thawj qhov kev cuam tshuam tseem ceeb hauv keeb kwm nyiaj txiag. Qhov teeb meem nyiaj txiag tam sim no tau mus txog qhov tsis lees paub qhov cuam tshuam. Nws zoo nkaus li ib qho tseem ceeb inflection point tau dhau mus rau duas.
Ib qho piv txwv ntawm tus taw tes inflection yog dab tsi?
A point of inflection of the graph of a function f is a point where the second derivative f″ is 0. … Ib daim duab ntawm f yog concave upward yog lub nkhaus 'khoov' upward. Piv txwv li, qhov nrov parabola y=x2 yog concave nce mus rau nws tag nrho.
Yuav ua li cas koj pom qhov taw tes ntawm inflection?
Ib qho taw qhia inflection yog ib qho taw qhia ntawm daim duab ntawm kev ua haujlwm ntawm qhov kev hloov pauv. Cov ntsiab lus ntawm inflection tuaj yeem tshwm sim qhov twg qhov thib ob derivative yog xoom. Hauv lwm lo lus, daws f ''=0 txhawm rau nrhiav cov ntsiab lus muaj peev xwm inflection. Txawm hais tias f '(c)=0, koj tsis tuaj yeem xaus tias muaj kev cuam tshuam ntawm x=c.
Yuav ua li cas yog lub ntsiab lus inflection hauv lub neej?
Inflections yog cov ntsiab lus hauv kojlub neej qhov xwm txheej thiab kev txiav txim siab coj koj mus rau lwm qhov kev coj ua, hloov pauv yam tsawg kawg ib yam ntawm koj lub neej - xws li kev kawm, haujlwm lossis kev sib raug zoo.
