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ahmadjonov azamat unco academy axborotnoma 1998 1 a.98 abituriyentlar uchun variantlashtirilgan testlar to’plami o’qituvchi: ahmadjonov azamat foydalanuvchi: _______________________ ahmadjonov azamat unco academy axborotnoma 1998 2 ahmadjonov azamat unco academy axborotnoma 1998 3 1-variant 1. 6798:103 b>c b) a>c>b c) b>a>c d) c>a>b 11. n n 2 3 1   ifoda n ning nechta natural qiymatida butun son bo’ladi? a) 4 b) 3 c) 2 d) 1 12. bir son ikkinchi sondan 6 ta ortiq. ularning o’rta arifmetigi 20 ga teng. shu sonlardan kattasini toping. a) 23 b) 27 c) 33 d) 26 13.   5 2 0,63:0,6 1,6 6    ni hisoblang. a) 19 30 b) 1 1 6  c) 4 15  d) 4 1 15  14.      a b c b c a c b a     ni soddalashtiring. a) -2ac b) 2ab c) 0 …

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g. a) 3 b) 1 c) 2,5 d) 2 24. agar a(1; -2) nuqta y x px q2   parabolaning uchi bo’lsa, p va q ning qiymatini toping. a) p=2, q=-1 b) p=4, q=2 c) p=q=-2 d) p=-2, q=-1 25. a ning qanday qiymatlarida x y x y a 3 2 2       sistema yagona yechimga ega? a) a=0 b) a>0 c) a=2 d) a=4 26. geometrik progressiyaning mahraji -2 ga, dastlabki beshta hadining yig’indisi 5,5 ga teng. progressiyaning beshinchi hadini toping. a) 4 b) -8 c) 8 d) -16 27. arifmetik progressiyaning dastlabki 16 ta hadlari yig’indisi 840 ga, oxirgi hadi 105 ga teng. shu progressiyaning ayirmasini toping. a) 9 b) 7 c) 15 d) 5 28. agar   xf x e x5  bo’lsa,  f ' ln3 ni hisoblang. a) 8 b) 5 c) e3 5 d) e2 29.  …

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q kesib o’tganda, hosil bo’lgan ichki bir tomonli burchaklardan biri ikkinchisidan 600 ga kichik. shu burchaklardan kattasini toping. a) 1200 b) 1100 c) 1160 d) 1300 10. teng yonli uchburchakning perimetri 14 ga teng. asosi yon tomonidan 3 marta kichik. uchburchakning yuzini toping. a) 4 2 b) 8 2 c) 35 d) 12 11. doiraning radiusi r gat eng. 900 li yoyga mos keladigan segmentning yuzini toping. a) r2 8  b)   r2 2 2  c) r2 4  d)   r2 2 4  12. uchburchakning asosi 22 ga, yon tomonlari 13 va 19 ga teng. asosiga tushirilgan medianasini toping. a) 18 b) 12 c) 16 d) 13 13. radiusi 5 ga teng bo’lgan aylana yoyining uzunligi radiusi 2 ga teng aylana uzunligiga teng bo’lsa, hosil bo’lgan markaziy burchakni toping. a) 1200 b) 1500 c) 1440 d) 1350 14. to’g’ri to’rtburchakning yuzi 100 ga, tomonlarining …

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sidagi masofa qancha? a) 2a b) a 3 c) a 2 d) 1,5a 21. to’g’ri prizmaning balandligi 50 ga, asosining tomonlari 13; 37 va 40 ga teng. prizmaning to’la sirtini toping. a) 2730 b) 3900 c) 4500 d) 4980 22. silindrning balandligi h ga teng. uning yon sirti yoyilganda yasovchisi diagonali bilan 600 li burchak tashkil etadi. silindrning hajmini toping. a) h33 4 b) h36 c) h33 2 d) h34 3  23. konusning o’q kesimi teng tomonli uchburchakdan, silindrniki esa kvadratdan iborat. agar ularning to’la sirtlari tengdosh bo’lsa, hajmlarning nisbatini toping. a) 2:3 b) 1:3 c) 1: 2 d) 2 : 3 24. agar tg 1 4    bo’lsa, 2 2 2cos sin2 2sin sin2     ni hisoblang. a) -4 b) 4 c) 1 4 d) 1 2  25. 2 4 2 4 3sin cos 1 sin sin      …

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ida 70 kishi ingliz tilini, 45 kishi nemis tilini va 23 kishi ikkala tilni biladi. ikkala tilni bilmaydigan turistlar necha foizni tashkil etadi? a) 6 b) 12 c) 8 d) 10 6. agar kamayuvchini 16 ta va ayriluvchini 20 ta orttrilsa, ayirma qanday o’zgaradi? a) 4 ta kamayadi b) 36 ta ortadi c) 36 ta kamayadi d) 4 ta ortadi 7. a va b pristanlar orasidagi masofa 96 km. a pristandan oqim bo’ylab sol jo’natildi. huddi shu paytda b pristandan oqimga qarshi matorli qayiq jo’nadi va 4 soatdan keyin sol bilan uchrashdi. agar daryo oqimining tezligi 3 km/soat bo’lsa, qayiqning turg’un suvdagi tezligini toping. a) 20 b) 19 c) 17 d) 24 8. x x x x x 3 2 2 8 4 2 4 2       soddalashtiring a) 4 b) 2x c) -2x d) -4 9. p pq q2 216 64 12   …

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ahmadjonov azamat unco academy axborotnoma 1998 1 a.98 abituriyentlar uchun variantlashtirilgan testlar to’plami o’qituvchi: ahmadjonov azamat foydalanuvchi: _______________________ ahmadjonov azamat unco academy axborotnoma 1998 2 ahmadjonov azamat unco academy axborotnoma 1998 3 1-variant 1. 6798:103 b>c b) a>c>b c) b>a>c d) c>a>b 11. n n 2 3 1   ifoda n ning nechta natural qiymatida butun son bo’ladi? a) 4 b) 3 c) 2 d) 1 12. bir son ikkinchi sondan 6 ta ortiq. ularning o’rta arifmetigi 20 ga teng. shu sonlardan kattasini toping. a) 23 b) 27 c) 33 d) 26 13.   5 2 0,63:0,6 1,6 6    ni hisoblang. a) 19 30 b) 1 1 6  c) 4 15  d) 4 …

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