Matematika 106/4

,
3)
4)
5)
A) 2;3;4 B) 2;3;5 C) 1;2;3 D) 2;4;5 E) 1;3;4

Berilgan beshta sonning har biri 3 ga ko’paytirilib, so’ngra hosil bo’lgan sonlarning har biriga 2 qo’shildi. Hosil bo’lgan sonlar yig’indisi 82 ga teng bo’lsa, berilgan sonlar yig’indisi nechaga teng bo’ladi?
A) 15 B) 24 C) 20 D) 25 E) 22

Mahsulotning bahosi 30% ga oshirildi. Ma’lum vaqtdan keyin 20% ga arzonlashtirildi, shundan so’ng uning narhi 8736 so’m bo’ldi. Maxsulotning dastlabki baxosi necha so’m bo’lgan?
A) 7500 B) 8400 C) 6500 D) 9300 E) 6820

8 va 18 sonlari eng kichik umumiy karralisining natural bo’luvchilari nechta?
A) 8 B) 12 C) 6 D) 9 E) 7

ni soddalashtiring?
A) B) C) D) E)

ni hisoblang.
A) B) C) D) E)

ayniyatdagi noma’lum koeffisentlardan biri ni toping.
A) 4 B) C) 3 D) E) 2

tenglamaning ildizlari yig’indisini toping.
A) 0 B) -1 C) 7 D) -2 E) 3

Arifmetik progressiya dastlabki ta hadining yig’indisi bo’lsa, uning o’ninchi hadini toping.
A) 23 B) 121 C) 100 D) 19 E) 15

ning tomonlari to’g’ri chiziq bilan kesildi. va uchburchaklarning perimetrlari 3:1 kabi nisbatda. uchburchakning yuzi 288 ga teng. uchburchakning yuzini toping.
A) 32 B) 56 C) 16 D) 64 E) 48

va
lar tor’tburchakning tomonlari bo’lsa, shu to’rtburchakning dioganallaridan iborat vektorlar skalyar ko’paytmasining modulini toping.
A) 12 B) 16 C) 5 D) 2 E) 9

Silindrning o’q kesimi tomoni ga teng kvadratdan iborat. Uning hajmini toping.
A) 54 B) 18 C) 27 D) 36 E) 9

ni hisoblang.
A) B) C) 0,5 D) 0,2 E) 1,25

va sonlar
tenglamaning ildizlari va bo’lsa, ning qiymatini toping.
A) -12 B) -6 C) -10 D) -8 E) -7

ketma-ketlikning dastlabki 10 ta hadi yig’indisi 255 gaateng. ning qiymatini toping.
A) 5 B) 8 C) 3 D) 7 E) 2

ni hisoblang.
A) 1 B) C) 3 D) 6 E) 2

Aylanaga yon tomoni 10 ga, asosi ga teng bo’lgan teng yonli uchburchak ichki chizilgan. Aylananing radiusini toping.
A) 6,2 B) 7,2 C) 6,25 D) 6,4 E) 6

Tomoni 6 sm bo’lgan rombga ichki chizilgan aylananing radiusi 2 sm. Rombning o’tkir burchagi kosinusini toping.
A) B) C) D) E)

Agar bo’lsa,
ning qiymatini hisoblang.
A) B) C) D) E)

tengsizlikni yeching.
A)
B)
C)
D)
E)

ko’phadni ko’paytuvchilarga ajrating.
A)
B) to’g’ri javob keltirilmagan.
C) ko’paytuvchilarga ajralmaydi.
D)
E)

tengsizlikning barcha butun sonlardagi yechimlari yig’indisini toping.
A) 17 B) 24 C) 21 D) 18 E) 26

tengsizlikni yeching.
A) [1;7] B) [-1;5] C) [-2;1]∪[2;7]
D) E)

To’g’ri burchakli uchburchakning kateti 7 ga, uning gipotenuzaga proyeksiyasi 1,96 ga teng. Ikkinchi katetning uzunligini toping.
A) 24 B) 26 C) 12 D) 15 E) 16