Page 27 - Math Grade 11 (Basic)

PROEUS DARA

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1. tl"i'i:fl2 ~nm M'i:flU1 6 ; 3 ; 1.5 ; 0.75 ; .. . '1 l"i ru121
!
n. n9 7
IJ
2. l"irulSl S" = 7+77+777+7777+ ... +77 ... +(777 ... ) (n f:liHill27)
3. truln B mstnrhmfi 100$ t9id:~nhl"irul~tusHsraEnmH:H.1HtnruggrumsHum
w
u
~~
1 IJ IJ
ffl~'it:nRtu'i:flM w% nh'Srum '1 raEnm~gm6'iHUmffla'iLflR'Sru~2'Sh '1 'iQIRtua'l5
lj ~IJ~ u lj IJ .. lj 1
!
~f:lrutruln B ggrumstsicrhm9 5 ~
1J 1 ~
2
3
A= 100 x (1 + o.1o) + 100 x (1 + o.1o) + wo(1 + · ) + .. + 100(1 + .1°) 60 '1
0
0 10
12 12 12 . 12
l"irulSl A '1
4. tfhru'Stl.Jt1iflill~'l5b(fl2'i'l5~~bG 18cm Sbt1iflillch'l52'l52ltJ
1J u lj ~ .. .,:;
u
'Snt9Qnttll tl5'Sh"]'i:fl2'i'l5~~bG 0.95cm t2'i'li~"abG'i:32 '1
bl l.J et L.J c:t1
u u
0 I t:) I t::l)
n. nruln'i'li&~hG'liEn'limMrums 10 f:lb '1
lj ~ .,:;
u
2. 'Lffltl.JrJt1iflill(fl2 15 f:lb '1 Rrul6'il'l5~~btut'l5t2ffiH1iflillt2l& '1

18 + 1.8 + 0.18 + 0.018 + 0.0018 + 0.00018 + ...
l
J'S q = 10 '1

bl"iQI2 : S 2 = 19.8 , S 3 = 19.98 , s4 = 19.998 , Ss = 19.9998 ,

S = 19.99998, ... , Sn = 19.999 ... 998 f:lcrtsg S" 2n~n 20 fflillruTl n 2n~nH22 '1
6 u ..

22