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Hisoblang: A)0 B) -1C) D)1
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Hisoblang: A) B) 3 C) D)
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Hisoblang: A) 1440B)1200 C) 1210 D)900
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a,b,c musbat butun sonlar uchun x=4a+3=5b+4=6c+5 tenglikllar bajarilsa, x uch xonali sonning eng kichik qiymatini toping. A) 945 B)999 C) 119 D)976
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Agar bo’lsa, ning qiymatini toping. A) 8 B) 6 C) 3 D)7
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Agar bo’lsa, ning qiymatini toping. A)-55/37 B) 55/47 C) 55/27 D) 55/37
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kasr ma’noga bo’lmaydigan barcha x lar yig’indisini toping. A)0 B) 1C) -1D)-3
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bo’lsa, x+y+z ning qiymatini toping. A)14 B)11 C)12 D)10
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Ifodani soddalashtiring: A) B) C) D)
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(a2 - 4)x = a2 + a - 2 tenglama a ning qanday qiymatida cheksiz ko’p yechimga ega? A) a=-2 B) a = 1 C) a=2 ; a = -2 D) a 1
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(1 – x)(x - 12)>0 tengsizlikni qanoatlantiruvchi tub sonlar nechta. A)6 B) 3 C) 5 D) 4
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Agar a+b va 3a-b o’zaro tub sonlar bo’lib, tenglik bajarilsa a sonini toping. A) 5 B) 6 C) 7 D) 8
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Birinchi quvurdan ikkinchi quvurga qaraganda ikki barobar ko’p suv oqadi.Ikkalasi birgalikda bo’sh hovuzni 18 soatda to’ldiradi.Ikkinchi quvur hovuzning uchdan ikki qismini necha soatda to’ldiradi? A) 9 B) 16 C) 18 D) 36
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tengsizlikni yeching. A) B) (0;1/4) C) (-1/4;0) D)
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Agar bo’lsa, ning son qiymatini toping. A) 23 B)21C)15 D)18
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Hisoblang; A)144 B) 104C) 128D)134
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A={x: } to’plamning elementlar sonini aniqlang. A) 6 B) 3C) 11D)4
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Agar a-b= b0’lsa a va b lar uchun tog’ri munosabatni aniqlang.
A) a>b B) C) a -
Hisoblang:
A) 2lnln2x+C B) 4lnln2x+C
C) 1,5lnln2x+C D) 2ln2x+C
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funksiyaning minimum nuqtasini toping.
A) x=0 C) mavjud emas D) x=1 B) x=2
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Agar a, b, c manfiy butun sonlar bo’lib, tengsizliklar bajarilsa, ifodani soddalashtiring. A) -2b B) -2a-2c C) 0 D) b-a
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fuksiya grafigiga x=3 va x=-3 nuqtalarda o’tkazilgan urinmalarning orasidagi burchak bo’lsa, ni toping.
A) B) C) D)
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Muntazam ko’pburchakning tomoni unga tashqi chizilgan aylananing li yoyni tortib turadi.Muntazam ko’pburchakning tomonlari sonini toping. A)6 B)10 C)12 D)8
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ABC uchburchak uchlarining koordinatalari berilgan: A(-6;8), B(10;0) va C(-3;6). Uchburchak CM medianasi yotgan to’gri chiziq tenglamasini tuzing. A) 2x + 5y = 24 B)2x +5y +24 = 0 C)2x -5y + 24 = 0 D)2x – 5y – 24 = 0
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Konusning balandligi 24 ga o’q kesimining yuzi 72 ga teng. Uning hajmini toping A) 36π B)40π C) 80π D)72π
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Uchburchakning 10 ga teng balandligi uning asosini 10 va 4 ga teng kesmalarga ajratadi. Uchburchakning qolgan ikki tomonidan kichigiga o’tkazilgan mediana uzunligini toping. A)12 B) 13 C) 11 D) 14
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O’n bir burchakli muntazam prizma nechta diagonal kesimga ega. A)44 B) 22 C) 33 D) 66
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Yon tomoni 8 ga teng bo’lgan teng yonli uchburchakning asosiga tushirilgan medianasi 6 ga teng bo’lsa, uning asosini toping. A) 2 B)
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10 kishilik tennis musobaqasida oltin, kumush va bronza medallarini necha xil usulda olish mumkin? A)240 B)720 C)120 D)360
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Soatning minut mili 18 minutda necha gradusga buriladi. A)108°B)100° C)120°D)135°
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