MATEMATIKA
46. Hisoblang:
A) B) C) -1 D) 0
47. tenglama ildizlarining yig'indisini A)5 B)4 C)6 D)3
48. Hisoblang:
A) 55 B) 51 C) 49 D) 51
49. Agar bo'lsa,
(a-6)2-(c +d)2 ifodaningqiymatini toping.
A)1 B)4 C)0 D)3
50. EKUB(114;19;38)+EKUK(114;19;38)ni hisoblang.
A)128 B) 135 C)133 D)132
51. y = kx + b to'g'ri chiziqning A(3;8) va B(-4;1) nuqtalardan o'tishi ma'lum bo'lsa, (k + b) ni hisoblang.
A) 5 B)7 C)4 D)6
52. ifodaningqiymatini toping.
A)-3 B)-2 C)1 D)2
53. y= -sin2 x + cos2 x funksiyaning eng kichik musbat davrini aniqlang.
A) 2 В) С) D)
54. formula bilan berilgan aylana markazlning koordinatasini toping.
A) (2;3) B)(3;2) C)(-2;3) D)(-2;-3)
55. ifodaning oxirgi raqamini hisoblang.
A) 0 B) 2 C) 3 D)1
56. Amallarni bajaring:
A) -1 B) 0 C) 1 D) 0,01
57. bo’lsa, nimaga teng?
A) 31 B) 30 C) 29 D) 32
58. Hisoblang: 68,7·1,1+48·1,25-16,7·1,1-48·0,15.
A) 120 B) 110 C) 130 D) 105
59. Agar bo’lsa, vektorlar orasidagi burchakni toping.
A) 2700 B) 900 C) 450 D) 1350
60. funksiyaning kamayish oralig’ini aniqlang.
A) (-3;1) B) (-∞;-3) C) (1; +∞) D) [-3;1]
61. Agar arifmetik progressiyada bo’lsa, S7 ni toping.
A) 68 B) 63 C) 62 D) 64
62. ABCD trapedsiyaning AB va CD asoslari 7 va 3 ga teng. BC yon tomondagi E nuqtadan katta asosga EF kesma tushirildi. Agar CE=EB va EF||AD bo’lsa trapetsiya yuzining BEF uchburchak yuziga nisbatini toping.
A) 4/1 B) 8/1 C) 10/1 D) 14/1
63. ni hisonlang..
A) 10,5 B) 9,5 C) 10 D) 8,5
64. Shar markazidan 4 sm masofadagi kesimning radiusi 3 sm bo’lsa, shar hajmini aniqlang.
65. ABC uchburchakning BC asosiga parallel EF to’g’ri chiziq uchburchakning medianalar kesishish nuqtasidan o’tadi. Agar BEFC to’rtburchakning yuzi 25 bo’lsa, AEF uchburchakning yuzini toping?
A) 3,125 B) 20 C) 8 D) 45
66. Soddalashtiring:
A) 20 B) 18 C) 14 D) 24
67. ning eng katta qiymatini toping. A) B) 6 C) 4 D)
68. Agar bo’lsa, ni hisoblang.
A) 0,2 B) 10 C) 2 D) 5
69. Agar bo’lsa, vektorning uzunligini hisoblang.
A) 7 B) 5 C) 8 D) 6
70. Geometrik progressiyada dastlabki 4 ta hadining yig’indisi 30 ga, keyingi 4 ta hadining yig’indisi 480 ga teng.Birinchi hadini toping.
A) 1 B) 3 C) 2 D) 4
71. funksiyaning eng katta qiymati qanday?
A) 8 B) 10 C) 12 D) 14
72. ni hisoblang.
A) B) C) D) 1
73. funksiyaning [-1; 1] kesmadagi eng katta va eng kichik qiymatlari yig’indisini toping.
A) 4 B) 3 C) 2 D) 5
74. ni hisonlang..
A) 1 B) 3 C) 2 D) -1
75. funksiyaning grafigi koordinatalar tekisligining qaysi choraklarida joylashadi?
A) I,II, III B) I, II C) I, II, III, IV D) III, IV
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