Page 77 - Bangladesh_classwiz_BOOK2018_rev_Neat

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4
3
2
3| 8 − 3 + 2 − + 8 > 0
mgvavb- wx Pvcvi ci 4 †P‡c PZzN©vZ AmgZv wbe©vPb Ki‡Z n‡e| Gici Avevi 1 †P‡c AmgZvi
Av`k© AvKvi wbe©vPb K‡i mnM¸‡jv cÖ‡ek Kwi‡q = Pvc‡j wb‡Pi w¯Œ‡bi g‡Zv djvdj cÖ`k©b Ki‡e|

djvdj n‡Z †evSv hvq †h, †h‡Kv‡bv ev¯Íe msL¨vi Rb¨ Amg‡ZvvwU mZ¨|

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4
3
2
4| 9 + 2 + + 9 < 0
mgvavb- c~‡e©i D`vni‡Yi g‡Zv PZzN©vZ wbe©vPb Ki‡Z n‡e| Gici 2 †P‡c AmgZvi Av`k© AvKvi wbe©vPb K‡i
mnM¸‡jv cÖ‡ek Kwi‡q = Pvc‡j K¨vjKz‡jUi wb‡Pi w¯Œ‡bi g‡Zv no solution cÖ`k©b Ki‡e| A_©vr GB
AmgZvwU ‡Kv‡bv ev¯ÍemsL¨vi Rb¨B mZ¨ bq|

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