view - National Center for Education Development

k|Zg g+= * sf] pQ/
x 2 +5x+6 sf] v08Ls/0f
ljBfyL{nfO{ ;d"xdf tn b]vfOPcg';f/sf tLg lsl;dsf sf7sf jf bx|f] sf8{af]8{sf 6'qmf lbg] .
klxnf] vfn] 6'qmf juf{sf/ 5g\ h;nfO{ If]qkmn yfxf gePsf] ju{ cyf{t\ x 2 eGg ;lsG5 lsgls
o; ju{sf] nDafO / rf}8fO b'j} x 5g\ . bf];|f]vfn] 6'qmfx¿ cfotfsf/ 5g\ h;nfO{ If]qkmn yfxf
gePsf] cfot cyf{t\ x eGg ;lsG5 lsgls o;sf] nDafO x / rf}8fO 1 5g\ . t];|f]vfn]
6'qmfx¿ juf{sf/ 5g\ h;sf nDafO / rf}8fO b'j} 1 5 cyf{t\ If]qkmn 1 ju{ PsfO 5 .
x 2 x x x x x 1 1 1 1 1 1
ljBfyL{nfO{ tL 6'qmfx¿ ;d"xdf v]Ng lbO{ lgDglnlvt k|Zgsf cfwf/df sfd ug{ nufpg] M
s] ltdLx¿ oL 6'qmfx¿ ldnfP/ oLeGbf klg 7"nf cfot agfpg ;S5f} <
ljBfyL{n] lgDgfg;f/sf] ] cfot lgdf{0f ug] { 5g\ M
x 2
x
x
x+3
x
x x
1 1 1
1 1 1
x+2
tL ju{x¿sf nDafO, rf}8fO / If]qkmnsf] ;DaGwaf/] 5nkmn u/fp―b} v08Ls/0fsf] wf/0ff
ljBfyL{nfO{ g} vf]hsf] dfWodaf6 lgdf{0f ug{ nufpg] .
ca, x 2 +5x+6 = (x +3) (x +2) x'G5 eGg] ] lgisif{ ljBfyL{ :jod\n] lgsfNg ;Sg] 5g\ .
k|Zg g+= !% sf] pQ/ M
cfudg ljlw
ljlzi6af6 ;fwf/0flt/, 7f];af6 efjfTdslt/, pbfx/0faf6 ;"qlt/ hfg] ljlwnfO{ cfudg ljlw
elgG5 . o; ljlwdf 7f]; (concrete) pbfx/0fsf cfwf/df ts{k"0f{ lgisif{ lgsflnG5 . cjnf]sg
/ k|of]uaf6 lgisif{df k'Ug] x'gfn] o; ljlwaf6 cWofkg ubf{ lzIf0fl;sfO k|efjsf/L aGg],
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