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CwiwPwZ ‰Qq` †gv: bRiæj Bmjvg wmwbqi wkÿK PÆMÖvg K¨v›Ub‡g›U cvewjK K‡jR ‡kÖwY: 9g welq: D”PZi MwYZ Aa¨vq: 6ô wkÿKwkÿv_©x.

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Presentation on theme: "CwiwPwZ ‰Qq` †gv: bRiæj Bmjvg wmwbqi wkÿK PÆMÖvg K¨v›Ub‡g›U cvewjK K‡jR ‡kÖwY: 9g welq: D”PZi MwYZ Aa¨vq: 6ô wkÿKwkÿv_©x."— Presentation transcript:

1 cwiwPwZ ‰Qq` †gv: bRiæj Bmjvg wmwbqi wkÿK PÆMÖvg K¨v›Ub‡g›U cvewjK K‡jR ‡kÖwY: 9g welq: D”PZi MwYZ Aa¨vq: 6ô wkÿKwkÿv_©x

2 AvR‡Ki cvV 6ô Aa¨vq: `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ

3 wkLb dj GB cvV †k‡l wkÿv_©xiv-- 1.QK KvM‡R we›`y ¯’vcb Ki‡Z cvi‡e 2.mgxKi‡Yi †jLwPÎ AvuK‡Z cvi‡e 3.AmgZvi †jLwPÎ AvuK‡Z cvi‡e

4 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ অনুশীলনী ৬. ৩

5 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ ৯ (i) x –y > -10 AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki| mgvavb: cÖ`Ë AmgZv, x – y > - 10 ev, x – y + 10 > 0 cÖ`Ë AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki‡Z cÖ_‡gB QK KvM‡R x – y + 10 = 0 mgxKi‡Yi †jLwPÎ A¼b Kwi| mgvavb: cÖ`Ë AmgZv, x – y > - 10 ev, x – y + 10 > 0 cÖ`Ë AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki‡Z cÖ_‡gB QK KvM‡R x – y + 10 = 0 mgxKi‡Yi †jLwPÎ A¼b Kwi|

6 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ ৯ (i) x –y > -10 AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki| GLb, x – y + 10 = 0 ev, y = x + 10 GB m¤úK© †_‡K †j‡Li K‡qKwU we›`yi ¯’vbv¼ wbY©q Kwi| GLb, x – y + 10 = 0 ev, y = x + 10 GB m¤úK© †_‡K †j‡Li K‡qKwU we›`yi ¯’vbv¼ wbY©q Kwi|

7 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ ৯ (i) x –y > -10 AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki| ¯’vbv¼vwqZ QK KvM‡Ri ÿz`ªZg e‡M©i cÖwZ GK evûi ˆ`N©¨‡K `yB GKK a‡i (0, 10), (-5, 5), (-8, 2) we›`yMy‡jv ¯’vcb K‡i x – y + 10 = 0 mgxKi‡Yi †jLwPÎ A¼b Kwi|

8 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ ৯ (i) x –y > -10 AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki|

9 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ ৯ (i) x –y > -10 AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki| GLb, g~jwe›`y (0, 0) †Z x – y + 10 ivwkwUi gvb 10 hv abvZ¥K| myZivs †jLwPÎ †iLvwUi †h cv‡k g~jwe›`y i‡q‡Q †mB cv‡ki mKj we›`yi Rb¨B x – y + 10 > 0. GLb, g~jwe›`y (0, 0) †Z x – y + 10 ivwkwUi gvb 10 hv abvZ¥K| myZivs †jLwPÎ †iLvwUi †h cv‡k g~jwe›`y i‡q‡Q †mB cv‡ki mKj we›`yi Rb¨B x – y + 10 > 0.

10 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ ৯ (i) x –y > -10 AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki|

11 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ ৯ (i) x –y > -10 AmgZvi mgvavb †m‡Ui †jLwPÎ A¼b Ki| AZGe, x – y > - 10 AmgZvi mgvavb †mU x – y + 10 = 0 mgxKi‡Yi †h cv‡k g~jwe›`y Av‡Q †m cv‡ki mKj we›`yi ¯’vbv¼ mgš^‡q MwVZ| AZGe, x – y > - 10 AmgZvi mgvavb †mU x – y + 10 = 0 mgxKi‡Yi †h cv‡k g~jwe›`y Av‡Q †m cv‡ki mKj we›`yi ¯’vbv¼ mgš^‡q MwVZ|

12 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| mgvavb : cÖ_‡g 5x − 3y − 9 = 0……………………. (i) Ges 3x –2y − 5 = 0 …………………….(ii) mgxKiY `yBwUi †jLwPÎ A¼b Kwi| mgvavb : cÖ_‡g 5x − 3y − 9 = 0……………………. (i) Ges 3x –2y − 5 = 0 …………………….(ii) mgxKiY `yBwUi †jLwPÎ A¼b Kwi|

13 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| ( i )bs †_‡K cvB, 5x − 3y − 9 = 0 ev,3y = 5x −9 ( i )bs †_‡K cvB, 5x − 3y − 9 = 0 ev,3y = 5x −9

14 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki|

15 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| ( ii ) bs †_‡K cvB, 3x –2y − 5 = 0 ev,2y = 3x – 5 ( ii ) bs †_‡K cvB, 3x –2y − 5 = 0 ev,2y = 3x – 5

16 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| GLv‡b,

17 ` yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki|

18 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki|

19 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| GLb ¯’vbv¼vwqZ QK KvM‡Ri ¶z`ªZg e‡M©i evûi ˆ`N©¨‡K GKK a‡i (-3, -8), (0, –3), (3, 2) we›`y¸‡jv ¯v’vcb K‡i 5x − 3y − 9 = 0 mgxKi‡Yi †jLwPÎ †iLv Ges (–3, –7), (-1, -4), (3, 2) we›`y¸‡jv ¯’vcb K‡i 3x – 2y − 5 = 0 mgxKi‡Yi †jLwPÎ †iLv A¼b Kwi|

20 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| g~jwe›`y (0, 0) †Z 5x − 3y − 9 ivwki gvb –9, hv FYvZ¥K| myZivs 5x − 3y − 9 = 0 Gi †jLwPÎ †iLvi †h cv‡k g~jwe›`y Aew¯’Z †mB cv‡ki mKj we›`yi Rb¨ 5x − 3y − 9 0 ; AZGe †jLwPÎ †iLvwUmn Zvi Ôwb‡PÕ mgZ‡ji wPwýZ Ask 5x − 3y − 9 > 0 AmgZvi †jLwPÎ|

21 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| Avevi, (0, 0) †Z 3x – 2y − 5 ivwki gvb –5, hv FYvZ¥K| myZivs 3x – 2y − 5 = 0 Gi †jLwPÎ †iLvi †h cv‡k g~jwe›`y Aew¯’Z †mB cv‡ki mKj we›`yi Rb¨ 3x – 2y − 5 < 0, AZGe †jLwPÎ †iLvwUmn Zvi Ôwb‡PÕ mgZ‡ji wPwýZ Ask 3x – 2y − 5 ≥ 0 AmgZvi †jLwPÎ|

22 `yB PjKwewkó mij GKNvZ AmgZvi †jLwPÎ 10(viii) 5x − 3y −9 > 0 Ges 3x –2y ≥ 5 AmgZv hyM‡ji mgvavb †m‡Ui †jLwPÎ A¼b Ki| AZGe, GB †iLv `yBwUi mswkó Ask mn GB `yBfv‡e wPwýZ As‡ki †Q`vskB AmgZv `yBwUi hyMcr mgvav‡bi †jLwPÎ| wP‡Î Mvpfv‡e wPwýZ AskB (mxgv‡iLvmn) GB †jLwPÎ|

23 ab¨ev`


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