![Koj pom qhov x cuam tshuam li cas ntawm lub hauv paus muaj nuj nqi? Koj pom qhov x cuam tshuam li cas ntawm lub hauv paus muaj nuj nqi?](https://i.answers-medical.com/preview/medical-health/13996339-how-do-you-find-the-x-intercept-of-a-square-root-function-j.webp)
Video: Koj pom qhov x cuam tshuam li cas ntawm lub hauv paus muaj nuj nqi?
![Video: Koj pom qhov x cuam tshuam li cas ntawm lub hauv paus muaj nuj nqi? Video: Koj pom qhov x cuam tshuam li cas ntawm lub hauv paus muaj nuj nqi?](https://i.ytimg.com/vi/_9-40PVJzO0/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Txhawm rau nrhiav x - cuam tshuam (cov) x - cuam tshuam (s), hloov hauv 0 0 rau y y thiab daws rau x x.
Qhov tseeb, koj yuav daws qhov x cuam tshuam li cas?
Txhawm rau nrhiav x cuam siv cov kev sib npaug ntawm kab, ntsaws 0 rau y qhov sib txawv thiab daws x . Koj tuaj yeem siv daim duab ntawm kab los nrhiav qhov x cuam . Tsuas yog saib ntawm kab ntawv rau qhov chaw uas kab hla hla x - axis, uas yog kab rov tav axis.
Ib yam li ntawd, dab tsi yog qhov ua haujlwm radical? Kev ua haujlwm tsis txaus ntseeg muaj cov lus hais tawm nrog qhov sib txawv ywj pheej (feem ntau yog x) hauv radicand. Feem ntau radical sib npaug qhov twg cov radical yog ib lub hauv paus square yog hu ua square root functions. Ib qho piv txwv ntawm kev ua haujlwm radical yuav yog. y = √x. Nov yog niam txiv square root muaj nuj nqi thiab nws teeb duab zoo li.
Tsis tas li ntawd, koj ua li cas thiaj nrhiav tau x thiab y cuam tshuam ntawm kev ua haujlwm?
Rau nrhiav cov y - cuam tshuam (s) (qhov chaw uas kab ntawv hla mus y -axis), hloov hauv 0 rau x thiab daws rau y lub f ( x ). Rau nrhiav cov x - cuam tshuam (s) (lub ntsiab lus uas daim duab hla lub x -axis â also “tseem hu ua zeros), hloov hauv 0 rau y thiab daws rau x . Piv txwv: Nrhiav cov cuam tshuam ntawm muaj nuj nqi muab.
Yuav ua li cas koj thiaj nrhiav tau tus sau ntawm ib txoj haujlwm?
Rau hom no muaj nuj nqi , cov sau yog txhua tus lej tiag. A muaj nuj nqi nrog ib feem nrog qhov sib txawv ntawm tus denominator. Yuav nrhiav tau sau npe ntawm hom no muaj nuj nqi , teeb qhov hauv qab sib npaug rau xoom thiab cais tus nqi x koj pom thaum koj daws qhov kev ua zauv. A muaj nuj nqi nrog qhov sib txawv hauv cov paib qhia.
Pom zoo:
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