Page 16 - Math Grade 11 (Basic)

PROEUS DARA

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ru'i.fTHHU 1 ~ 1!1'i:fHHtH12 biS 2, 8, 14, 20, . . . '1
u () ()"
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n. 1!1rulm~g
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JJ

U 20 = 2+(20-l)x6 = 116 '1 i':lmsg ~g 20 tSM~~ 116 '1
u JJ ()
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2. mb un = 236 '1 ~1!1Q12 un = 2+(n-l)x6 ~mg

236 = 2 + (n l) x 6 , 236 = 6n- 4 , 6n = 240 ~ n = 40

ruun5iia 2 firunhLnl3tilsmm'hti~bl;Jrug~ruLQ1rhuJ1~Jijh~9 ~ 30 ru1s~uru
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2hL01fimJ~'\fljh~9 7 ~ 6o ru1scuru '1 2ti'i:fllh ~~ru2tSL01fimJ~~JDJffi~mnhn~
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m~~QlsthM~sns '1 RM~U01fim'~~,mnim~nhm9 10 '1
n <J <Jn U li ot ot
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~1!1'i:flSLQ1RmJl~Jijb~g I ~ al = 30 rulsturu L01RmJ1~Jijb~9 7 ~
1 1
a7 = 60 rulsturu tmg a7 = at+(n-l)d '60 = 30+(7-l)d tf!1Q12 d = 5 rulsturu

~msg LQ1RmJ~~Jijh~9 10 ~ a 10 = a 7 +(10 7)d, a 10 = 60+3x5 , a 10 = 75
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n. tf!1~'ifU~S bl S't3tiHi':l ru U = 2 , U = 9 sb U = 16 '1 nrul~~g 5
tJ () () " JJ 0 1 2 JJ
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2bl!1rulSl U 5 '1
2. tfUJ~tflil;Jtl5nJlill'i:f12 100 9n~qgtru29rhrl 1 i':lru 100 '1 ant3~s9n~

tl:lru'i:flstru2~hob 5 '1
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