Page 74 - Bangladesh_classwiz_BOOK2018_rev_Neat

lô Aa¨vq

AmgZv

(Inequality)

AmgZvi m~Pbv Abygvb †_‡K| `vjvb ˆZwii †¶‡Î, cy¯ZK gy`ª‡Yi †¶‡Î Ges GiKg Av‡iv A‡bK †¶‡Î
Dcv`vb¸‡jv mwVK cwigv‡Y wbY©q Kiv hvq bv weavq cÖv_wgK ch©v‡q Abygv‡bi wfwˇZ Dcv`vb¸‡jv µq ev msMÖn
Ki‡Z nq| Avi G ai‡Yi Abygvb †_‡KB AmgZvi m~Pbv| aiv hvK, ‡Kv‡bv Awd‡m Kg©KZ©v,Kg©Pvwii msL¨v 50 Rb
| H Awd‡m cÖwZw`b mK‡j Dcw¯’Z _v‡Kbv| GKwU wbw`©ó w`‡b Dcw¯’wZi msL¨v n‡j Avgiv wjL‡Z cvwi 0 <
≤ 50 . Avi GwU n‡jv AmgZv| Ab¨ fv‡e ej‡Z †M‡j Amg‡Zvv n‡jv Ggb `yBwU ivwki g‡a¨ m¤cK© hviv G‡K
Ac‡ii mgvb bq| AmgZvi wPý¸‡jv n‡jv-

<, >, ≤, ≥

K¨vjKy‡jU‡i ¯^qswµqfv‡e AmgZvi mgvavb Kiv hvq| GB Aa¨v‡q ClassWiz K¨vjKz‡jUi e¨envi K‡i wb‡¤œv³
welq¸‡jv m¤c‡K© Av‡jvPbv Kiv n‡e-

 wØNvZhy³ AmgZvi mgvavb
 wÎNvZhy³ AmgZvi mgvavb
 PZzN©vZhy³ AmgZvi mgvavb

GRb¨ K¨vjKz‡jU‡i wx †P‡c Inequality mode wbe©vPb Ki‡Z n‡e|

6.1 wØNvZ AmgZvi mgvavb

wØNvZhy³ AmgZvi mgvavb Casio ClassWiz-G mivmwi Kiv hvq| cÖ_‡g K¨vjKz‡jU‡i wx †P‡c
Inequality mode wbe©vPb Ki‡Z n‡e| Gici 2 Pvc‡j wb‡Pi wØZxq w¯Œ‡bi g‡Zv GKwU w¯Œb cvIqv hv‡e
†hLv‡b Pvi ai‡Yi wØNvZ AmgZvi Av`k© iƒc †`Iqv Av‡Q| †h ai‡bi AmgZvi mgvavb Ki‡Z n‡e Zv GB w¯Œb
†_‡K wbe©vPb Ki‡Z n‡e|

2
D`vniY¯^iƒc aiv hvK, − + 4 < 0 Amg‡ZvvwU wØZxq w¯Œ‡bi 2 bs AmgZvi b¨vq| ZvB 2 †P‡c 2 bv¤^vi
Amg‡ZvvwU wbe©vPb Ki‡Z n‡e| d‡j wb‡Pi w¯Œ‡bi g‡Zv GKwU w¯Œb cvIqv hv‡e|

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