M'masamu, malo otsetsereka amafotokoza momwe mzere wowongoka ulili. Nthawi zina amatchedwa gradient. Ma equations a Slope. Kutsetsereka kumatanthauzidwa ngati "kusintha kwa y" pa "kusintha kwa x" kwa mzere. Ngati mutenga mfundo ziwiri pamzere — (x1,y1) ndi (x2,y2) — mutha kuwerengera malo otsetsereka pogawa y2 – y1 pa x2 – x1.
Apa, Kodi y-intercept y1 kapena y2? Ngati tidziwa kugwirizanitsa kwa mfundo ziwiri - (x1, y1) ndi (x2, y2) - pamzere, tikhoza kuwerengera malo ake ndi y-chepetsa kwa iwo. Kutsetsereka, m, ndiko kusintha kwa y (y, kapena y2 - y1), kugawidwa ndi kusintha kwa x (x, kapena x2 - x1).
x2 ndi x1 ndi chiyani?
Komanso mungadziwe bwanji x1 kuchokera ku x2?
Kodi zilibe kanthu kuti x1 ndi x2 ndi mfundo iti? Mfundo imodzi ndi (x1, y1) ndipo mfundo ina ndi (x2, y2). Zilibe kanthu kuti (x1, y1) ndi chiyani (x2, y2).
Kodi kutsetsereka kwa 2x 3y =- 15 ndi kotani?
Kugawa zinthu ziwiri zoipa kumabweretsa phindu. Konzaninso 5 5 ndi 2×3 2 x 3 . Lembaninso mu mawonekedwe otsetsereka. Pogwiritsa ntchito mawonekedwe otsetsereka, otsetsereka ndi 23 .
Mukupeza bwanji y2? Mutha kunena kuti x2 = x1 + wide . Kutalika kumagwira ntchito mofanana, choncho y2 = y1 + kutalika .
Kodi mumawerengera bwanji y1 kuchokera patali?
Mukuti bwanji njira yotalikirana?
Komanso Kodi mtunda pakati pa mfundo ndi wotani? Mtunda pakati pa mfundo ziwiri umafotokozedwa ngati kutalika kwa mzere wolunjika wolumikiza mfundo izi mu ndege yolumikizira. Mtunda uwu sungakhale wolakwika, chifukwa chake timatenga phindu lathunthu tikapeza mtunda pakati pa mfundo ziwiri.
Mukupeza bwanji y1?
Kodi mtunda pakati pa mfundo ziwiri umatsimikiziridwa bwanji? Phunzirani momwe mungapezere mtunda pakati pa mfundo ziwiri pogwiritsa ntchito njira yamtunda, yomwe ndikugwiritsa ntchito chiphunzitso cha Pythagorean. Titha kulembanso chiphunzitso cha Pythagorean ngati d=√((x_2-x_1)²+(y_2-y_1)²) kupeza mtunda pakati pa mfundo ziwiri zilizonse.
Kodi y1 mu mawonekedwe otsetsereka ndi chiyani?
Kodi kutsetsereka kwa mzere womwe umadutsa m'malo (- 5'4 ndi 3 2) ndi kotani?
Otsetsereka ndi 4 .
Kodi mumachita bwanji 3x 4y 8? nkhani
- 3x – 4y = 8. 3x−4y=8. Onjezani 4y kumbali zonse ziwiri. Onjezani 4y kumbali zonse ziwiri.
- 3x=8+4y. 3x=8+4y. Equation ili mu mawonekedwe okhazikika. Equation ili mu mawonekedwe okhazikika.
- 3x=4y+8. 3x=4y+8. Gawani mbali zonse ndi 3. Gawani mbali zonse ndi 3.
- frac{3x}{3}=frac{4y+8}{3} 33x=34y+8 Kugawa ndi 3 kumathetsa kuchulukitsa ndi 3.
Kodi 2x 3y mu mawonekedwe otsetsereka ndi chiyani? Chidule cha nkhani: Maonekedwe otsetsereka a equation ya mzere 2x + 3y = 6 waperekedwa ndi y = (-2/3)x + 2.
Kodi gradient ya Y 4x 8 ndi chiyani?
y = 4x - 8 ali ndi malo otsetsereka 4.
Kodi zilibe kanthu kuti x1 ndi x2 ndi chiyani? Mfundo imodzi ndi (x1, y1) ndipo mfundo ina ndi (x2, y2). Zilibe kanthu kuti ndi chiyani (x1, y1) ndi chomwe chiri (x2, y2).
Kodi x1 ndi x2 mu ziwerengero ndi chiyani?
xi imayimira mtengo wa X. Pa data, x1 = 21, x2 = 42, ndi zina zotero. … Pazambiri, Σxi = 21 + 42 + … + 52 = 290.
Kodi pali mtunda wotani pakati pa mfundo ziwiri x1 y1 ndi x2 y2? Mtunda pakati pa mfundo ziwiri P(x1,y1) ndi Q(x2,y2) waperekedwa ndi: d(P, Q) = √ (x2 − x1)2 + (y2 − y1)2 {Distance formula} 2. Mtunda wa mfundo P(x, y) kuchokera pachiyambi umaperekedwa ndi d(0,P) = √ x2 + y2. 3. Equation ya x-axis ndi y = 0 4.
Kodi mumapeza bwanji mtunda pakati pa x1 y1 ndi x2 y2?
Njira ya mtunda ndi √[(x2-x1)²+(y2-y1)²]. Mutha kuziganizira ngati zowonjezera za chiphunzitso cha Pythagorean!
Kodi pali mtunda wotani pakati pa mfundo f 3/4 ndi H 6 8? Mtunda pakati pa mfundozo ndi .29 kapena 5.385 yozungulira mpaka chikwi chapafupi.