Page 60 - DECO403_MATHEMATICS_FOR_ECONOMISTS_PUNJABI

VED1
E L-LOVELY-H math2-2 IInd 21-10-11 IIIrd 24-1-12 IVth 21-4-12 Vth 20-8-12 VIth 10-9-12

noEPk;soh dk rfDs

B'N

fdZsk j? fe x ≠ 4 T[Zs/ brksko j?.
L.H.L. = R.H.L. = f (4)
8 = 8 = k
fJ; soQK k = 8.
T[Zso

Nk;e k d/ fe;h wkB d/ bJh

x = 5 T[Zs/ brksko j?. T[ZsoL k = 10

T[dkjoD 7H cbB f (x) B{z fpzd{ (0, 0) T[Zs/ brkskosk dk gqhyD eo' id'A

jZb L fJZE/

∴

fJ; soQK cbB x = 0 T[Zs/ nrksko j?.
L.H.L. = R.H.L. = f (1)
fJ; soQK x = 1 T[Zs/ cbB brksko j?. T[Zso

T[dkjoD 8H i/eo f (x) =

X = 1 T[Zs/ fJZe brksko cbB j?, sK a ns/ b d/ wkB gsk eo'.
jZb L feT[Afe fdZsk cbB f (x), x = 1 T[Zs/ brksko cbB j?. fJ; bJh

54 LOVELY PROFESSIONAL UNIVERSITY