Pēlā nō, He aha ka y2 y1 ma luna o ka x2 x1 formula?
He aha ka y1 ma ke ʻano slope?
ʻO y1 a i ʻole y2 ka Y? Inā ʻike mākou i nā koina o nā kiko ʻelua – (x1, y1) a me (x2, y2) – ma kahi laina, hiki iā mākou ke helu i kona pali a me kona. y-keakea mai ia lakou. ʻO ka pali, m, ʻo ia ka hoʻololi ʻana i ka y ( y, a i ʻole y2 – y1), i puʻunaue ʻia me ka hoʻololi ʻana i x (x, a i ʻole x2 – x1).
ʻO ka lua He aha ka mamao ma waena o nā kiko? Ua wehewehe ʻia ka mamao ma waena o ʻelua mau kiko ka lōʻihi o ka laina pololei e hoʻopili ana i kēia mau kiko i ka mokulele hoʻohui. ʻAʻole hiki ke maikaʻi ʻole kēia mamao, no laila mākou e lawe nei i ka waiwai piha ʻoiai ke ʻike nei i ka mamao ma waena o ʻelua mau helu i hāʻawi ʻia.
Pehea ʻoe e ʻike ai i ka x1 a me ka x2 o ka haʻihaʻi quadratic?
ʻO ke kumukānāwai o Vieta: x1 + x2 = −b/a, x1x2 = c/a.
a laila Pehea ʻoe e ʻike ai i ka hoohalike o kahi laina i hāʻawi ʻia i ʻelua kiko x1 y1 a me x2 y2 ma ke kaha? Hāʻawi ʻia ʻelua kiko: (x1,y1), (x2,y2). E helu i ka pali = m = y2 − y1 x2 − x1 . 2. Ka hoohalike laina: y = m(x − x1) + y2.
He aha ka y1 a me ka x1? Kaulike Puka Puka Lae
Aia ka hoohalike o ka laina ma ke ano slope kiko ke nana aku penei: y−y1=m(x−x1) Eia, x a me y he mau hoololi. ʻOkoʻa lākou mai x1 a me y1 ʻo ia nā hoʻonohonoho o kahi kiko i ʻike ʻia ma ka laina. ʻO ka hope, ʻo ka m ka pali.
He aha ka x1 a me ka y1 ma ke ʻano slope?
No ka huli ʻana i ka hoohalike o kahi laina ke hāʻawi ʻia kahi kiko ma kahi laina a me ka pali, e hoʻohana i ke ʻano kiko-piʻi: y-y1=m(x-x1). ʻO nā koina o x1 a me y1 nā koina o ka helu i hāʻawi ʻia.
He aha ka manaʻo o x1 y1? No ka hoʻohana ʻana i kēia hoohalike pono ʻoe e ʻike i hoʻokahi kiko ma kekahi laina. ʻO ka inoa o kēia kiko i ʻike ʻia ʻo (x1, y1), a ʻo kēia mau huahelu x- a me y-coordinate nā helu i ʻike ʻia, e like me x1 a me y1 ma ka hoohalike.
He aha ka y1 a me ka Y2 thermostat?
Y/Y1 a me Y2. I nā ʻōnaehana hoʻoluʻu maʻamau, Mālama ʻo Y/Y1 i ka pae mua o ka hoʻoluʻu ʻana a ʻo Y2 ke kāohi i ka pae ʻelua, e kōkua ana i ka hoʻomaha ʻana i ka home me ka wikiwiki. Ma nā ʻōnaehana pauma wela, mālama ʻo Y1 i kāu mea hoʻoemi, nāna e wela a hoʻomaha i kou home.
He aha ke kumu no ka mamao d ma waena o nā kiko ʻelua x1 y1 a me x2 Y2? I kēia manawa, makemake mākou e hoʻoholo i ka c, ka mamao, no laila ke kumu huinahā mākou i ka mea holoʻokoʻa. c=√(X2−X1)2+(Y2−Y1)2 a ʻo ia ka Distance Formula!
He aha ka mamao ma waena o 8 − 3 a me 4 − 7?
ʻO ka mamao ma waena o (8, -3) a me (4, -7). no 5.66.
Pehea wau e helu ai i ka mamao ma waena o nā helu ʻelua?
Pehea ʻoe e ʻike ai i ka mamao ma waena o nā helu 2? E ana i ka mamao ma waena o ʻelua mau kiko:
- Ma kāu kamepiula, wehe iā Google Maps.
- Kaomi ʻākau ma kāu wahi hoʻomaka.
- E koho E ana i ka mamao.
- No ka hana ʻana i ala e ana, kaomi ma nā wahi ʻē aʻe ma ka palapala ʻāina. No ka hoʻohui ʻana i kahi kikoʻī, kaomi ma nā wahi ʻē aʻe ma ka palapala ʻāina. …
- I ka pau ʻana, ma ke kāleka ma lalo, kaomi Hoʻopili .
No ke aha i loaʻa ai ʻelua hāʻina quadratics? Hiki ke kākau ʻia ka huaʻōlelo quadratic ma ke ʻano he hua o nā kumu laina ʻelua a hiki i kēlā me kēia helu like me ka ʻole, No laila, ʻelua mau hoʻonā.
Pehea ʻoe e hoʻoponopono ai i nā haʻihaʻi quadratic ma o ka hoʻohana ʻana i ke kumu hoʻohālike quadratic?
He aha nā Discriminants i ka makemakika? hoʻokae, ma ka makemakika, kahi pae o kahi mea a i ʻole ʻōnaehana i helu ʻia ma ke ʻano he kōkua i kāna hoʻohālikelike a i ʻole ka hopena. I ke kumu o ke koʻi kaulike kaulike2 + bx + c = 0, ka mea hoʻokae he b2 - 4ac; no ka hoʻohālikelike cubic x3 + koʻi2 + bx + c = 0, ʻo ka hoʻokae he a2b2 + 18abc - 4b3 - 4a3c - 27c2.
He aha ke kumu no ka mamao d ma waena o nā kiko ʻelua x1 y1 a me x2 y2?
I kēia manawa, makemake mākou e hoʻoholo i ka c, ka mamao, no laila ke kumu huinahā mākou i ka mea holoʻokoʻa. c=√(X2−X1)2+(Y2−Y1)2 a ʻo ia ka Distance Formula!
Pehea ʻoe e ʻike ai i kahi hoohalike i hāʻawi ʻia i ʻelua helu?
Pehea ʻoe e kākau ai i ka y1 ma ka hoohalike?
He mea nui anei ka x1 a me ka x2? ʻO kekahi kiko (x1, y1) a ʻo kekahi kiko (x2, y2). ʻAʻole pili ʻo ia ka mea (x1, y1) a ʻo ia ka (x2, y2).
ʻO MX ka pali?
Ma ka hoohalike y = m x + b no ke kaha pololei, ua kapaia ka helu m ka lihi o ke kaha.