MATEMATIKA
1.O`n milliard to`qson olti ming yetmish to`rt sonini toping.
A)100096074 B)1000096074 C)10000096074
D)10096074
2.-5x(24-34)+17x(44-47) ifodaning qiymatiga qaramaqarshi son nechaga teng?
A)-1 B)1 C)101 D)-101
3. EKUK(a,18)=72 EKUB(a,18)=6 bo`lsa a nechaga teng?
A)12 B)36 C)48 D)24
4. 3 sonini davriy kasir ko`rinishida tasvirlang.
A)3,1(27) B)3,2(54) C)3,2(52) D)3,(254)
5.Teng tomonli uchburchakning uchidan asosiga kesms o`tkazildi va uni ikkta uchburchakka ajratdi. Ikkala uchburchakning jami perimetri 48 sm va teng yonli uchburchakniki esa 36 sm bo`lsa tushurilgan kesma uzinligini toping.
A)6 B)12 C)15 D)Aniqlab bo`lmaydi
6.Teng yonli uchburchakning bir burchaki 1000ga teng. Bir burchakidan yon tomoniga balandlik tushirildi balandlik va asos orasidagi burchakni toping.
A)50 B)40 C)20 D)10
7. >x tengsizlikni hisoblang.
A) (-2,0) B) (-2,3) C) (-6,0) D) (-6,3)
8.1:100000 sm masshtabli xaritadagi ikki shaxar orasidagi masofa 25 sm bo`lsa, qishloqlar orasidagi haqiyqiy masofa necha km ?
A)2,5 km B) 25 km C) 250 km D)0,25 km
9. 1.slindir , 2.kub , 3.paralelopiped , 4.konus , 5.prizma chegarasi ko`pburchak bo`lmagan ko`pyoqlar qaysilari?
A) 1,4 B) 1,4,5 C) 2,3,5 D) 2,4,5
10. 34:17x(13-11) ifodaning qiymatiga teskari sonni toping.
A) 1 B) C)-4 D) -
11. 92022 Shuni 7 ga bo`lgandagi qoldiqni toping.
A) 1 B) 2 C) 4 D) 5
12. -4x3y28z425 bu nechinchi darajali birhad
A) 9 B)14 C)17 D)15
13.ax2+bx+c kvadirat funksiyada a<0 D<0 bo`lsa uning grafigi qaysi choraklarda yotadi
A) I va II B) III va IV C)I,II va III D) barchasida
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14.Bir sonni o`ziga teng foizini ikkinchi songa berdi va ularning qiymati teng bo`ldi. Agar ikkinchi son berilgan foizni olgandan keying qiymati 16 ga teng bo`lgan bo`lsa berilgan sonni toping.
A) 36 B) 30 C) 25 D) 20
15.Tekislikdagi o`nta nuqtadan jami nechta to`g`ri chiziq o` tkazish mumkin.
A) 20 B) 35 C) 45 D) 55
16. Tenglamani yeching.
5sinx+7sin5x=12
A) + 2 B) + 2 C) + D) +
17. Tenglama ildizining butun bo`luvchilari nechta ?
2 - 2 = 1
A)5 B)4 C)3 D)2
18. 7777…777 (2022 ta yetti bor) sonini 6 ga bo`lgandagi qoldiqni toping .
A)1 B)4 C)3 D)2
19. sitema nechta yechimga ega
A)1 B)2 C) yechimga ega emas D) cheksiz ko`p
20.Paralelogramning 6 va 8 ga teng balandliklari orasidagi burchak 300 ga teng bo`lsa shu parallelogramning yuzi nechaga teng
A)24 B) 96 C) 48 D) topib bo`lmaydi.
21. 2 , 4 ,6 va sakkiz raqamlaridan nechta uch xonali son tuzish mumkin?
A)86 B)46 C)64 D)68
22. Ikki sonning ayirmasi ikkiga teng . Bu sonlar ko`paytmasining yarimi ularnig o`rta arifmetigiga teng . Berilgan sonlarni toping ?
A)(2+ ) , (2- ) B) (2- )
C) (2+ ) D)unaqangi son mavjud emas
23. m ning qanday qiymatida 3x2-21x+m=0 tenglama ildizlari kvadratlarining yig`indisi 25 ga teng bo`ladi ?
A)36 B)-36 C)24 D)42
24. Hisoblang : -
A) 0 B) 1 C) 2 D) 3
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25. 6 qolip ho`l sovun 1 kg . 8 qolip quruq sovun 1 kg . ho`l sovunning 1 kgni 900 so`mdan sotib olib , qurigandan so`ng 1600 so`mdan sotgan sotuvchi 6000 so`m foyda qildi . Sotuvch necha kg quruq sovun sotgan ?
A) 12 B) 15 C) 18 D) 20
26 . Ikkita o`xshash ko`pburchakning yuzlari mos ravishda 64 sm2 va 576 sm2 bo`lib , birinchisining perimetri 112 sm bo`lsa , ikkinchi ko`pburchak perimetrini toping ?
A) 336 sm B) 225 sm C) 448 sm D) 256 sm
27. Geometrik progressiyada q= va b3=36 bo`lsa , Sn ni toping ?
A) 192 B) 144 C) 256 D) berilgan ma`lumotlar yetarli emas
28. Aylananing markaziy burchagi 600,u tiralgan yoy uzunligi 10 sm bo`lsa , aylananing radiusi necha sm ?
A) B) C) 30 D) 30
29. x6+10x5+ax4+bx3+cx2+dx+16 ko`phadning barcha ildizlari natural sonardan iborat (ba`zi ildizlari takrorlanuvchi bo`lishi ham mumkin). U holda b ning qiymati nechaga teng ?
A) -64 B) -80 C) -88 D) -41
30. (5;-8) nuqtaning -4;9) nuqtaga nisbattan simetrik nuqtasini toping .
A) (-13;23) B) (-14;14) C) (-13;26) D) (-13;27)
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