Page 284 - DECO403_MATHEMATICS_FOR_ECONOMISTS_HINDI

VED1
E\L-LOVELY-H\math16-1 IInd 6-8-11 IVth 21-4-12 Vth 20-8-12 Vth 20-8-12 VIth 10-9-12

vFkZ'kkfL=k;ksa dk xf.kr

uksV 9- ;fn ek¡x iQyu oØ , !! 2 ! 2 gks vkSj , ! bdkbZ gks rks miHkksDrk cpr Kkr dhft,A

10- ek¡x iQyu , 44 2 gks rks , ' #- ij miHkksDrk cpr fdruh gksxh\ ;fn , 4 gks rks cpr
fdruh gksxh\

Lo&ewY;kadu

2- cgqfodYih; iz'u = > + )

µ
$ oqQy ykxr , ?

∫ lhekUr ykxr ∫ laiw.kZ ykxr ∫ oqQy ykHk ∫ gkfu

' miHkksDrk cpr dks fdl fof/ ls Kkr fd;k tk ldrk gS\
vodyu vody

lekdyu ozsQej
lhekar ykxr , gksrk gS

d dq
dq dc
()

()
dc
dq buesa ls dksbZ ughaA

16-3 lkjka'k

• eku yks fd oØ , dks iznf'kZr djrk gS] tgk¡ - izkUr . - / esa dk dksbZ larr
iQyu gS rFkk eku yks fd tSls dk eku ls rd c<+rk gS Hkh c<+rk gh tkrk gSA eku yks fd

rFkk Øe'k% , rFkk , ij dksfV;k¡ gSaA
• oØ ij fLFkr dksbZ fcUnq - yks rFkk eku yks fd
mldh dksfV gSA oØ ij osQ lehi
,d vU; fcUnq 0 δ - 0 δ yks rFkk eku yks fd bldh dksfV gSA
• vktdy lekdyu dk iz;ksx vFkZ'kkL=k esa rsth ls c<+k gSA bls ge fuEufyf[kr rF;ksa ls Li"V dj ldrs
gSaµ

1- lhekUr ykxr] vkSlr ykxr rFkk oqQy ykxr
dc
()
pw¡fd lhekUr ykxr , gksrk gS] vr%
dq
()
oqQy ykxr , ∫ dc . dq
dq

dc
()
• ;gk¡] , lhekUr ykxr] , oqQy ykxr] , mRiknu esa ifjorZuA
dq
• miHkksDRkk cpr dks Hkh lekdyu fof/ ls Kkr fd;k tk ldrk gSA