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Mlinganyo ni y = -x + 2. Chora grafu.
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| Point | x | y |
|---|---|---|
| y-intercept | 0 | 2 |
| x-intercept | 2 | 0 |
Step-by-step solution
5 stepsUmeuliza kuhusu kuchora grafu ya mlinganyo nilioupata hapo juu, ambao ni . Hapa kuna hatua za kuchora grafu hiyo:
Tambua kizuizi cha y (y-intercept).
Katika mlinganyo , kizuizi cha y ni . Hii inamaanisha mstari unakata mhimili wa y kwenye pointi .
Tambua mteremko (slope).
Mteremko wa mlinganyo ni . Hii inaweza kuandikwa kama . Mteremko wa unamaanisha kuwa kwa kila hatua 1 unayosonga kulia kwenye mhimili wa x, mstari unashuka hatua 1 chini kwenye mhimili wa y.
Chora kizuizi cha y.
Weka alama kwenye pointi $(0, 2)$ kwenye ndege ya kuratibu (coordinate plane).
Tumia mteremko kupata pointi nyingine.
Kuanzia kwenye kizuizi cha y , songa hatua 1 kulia (hadi ) na hatua 1 chini (hadi ). Hii inakupa pointi .
Unaweza pia kusonga hatua 2 kulia (hadi ) na hatua 2 chini (hadi ). Hii inakupa pointi , ambayo pia ni kizuizi cha x (x-intercept).Chora mstari.
Chora mstari ulionyooka unaounganisha pointi ulizoweka alama.
Grafu itakuwa mstari unaopita kwenye pointi $(0, 2)$ na $(2, 0)$.
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