Page 18 - Math Grade 11 (Basic)

PROEUS DARA

ruun~~i 1 t~'i:fHH~~2~~ 51, 47, 43, ... '1
1
0 I ":) eJ Q)~ 0 ':) C:r, t::::.; 0 l '\:) '\:)
fHU1~flt13' n t1::\rutu~1G!:l:i'i5n n ~1::\Utl S. 'HlG:~mH~m'i:ll 2tlnru1~~mts S" '1
GV <I U U IJ U I. GV 6\J

t~'Ql2 Un = U 1 +(n l)d = 5l+(n-l)(-4) = 55-4n

0 ;L: 0 q 0
Sl<\J U >0 mmg n = 1, 2, ... , 13 2tl U <0 mmg n = 14, 15, ... '1
11 11
55 4 13
~13b28 S" H~m'i:lltsitrlruttlru n = 13 Sb Su=Sl+( _ . )xl3 = 35 '1
2

m13'ml3'2G ruun~~2 M~2 r12 mm2 31
u 61 u IJ & <'61
1
S = (U1 +~18 )xl8 = 14+31 xl8 =
18 405
1::lm2g mauu~ 1::l'9ml3'2G gu~~t3run ru~ 1::\HM
U ~ GV 1 4 ~
u
405 ~ '1
1 14 ~
l

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3 t2t5 12 hl'Ql'lfl '1
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m~tl'u A g~rumG:tmRmJ~~J 4ooooo tUrutlb~rut2 ttilru~tgjt! 1ooooo tDru
1
tDt~nruf'2 '1 mHru B g~rumG:tmRmJ~~J woooo tDrutlb~ruhl!Jlul tmru~n~jt~
I
5 000 curucut~nruhl!Jlul '1 t~t~~Hl?hlt1hlli5nfnairurun~li51Ythl~thtl ?

otiru t3tmgmH:m A tmRmJ1~Jhl1t5hlL'i:flthru:tnru 3 f'2~

sA = 400, ooo + soo, ooo + 600, ooo = 1, soo, ooo 'U ru

m~tn~ B tmRmJ~~J~ wo ooo , 150 ooo , 200 ooo, ... , U 12 '1

13