1. Qavslarni oching : a ( b ( c d ) ) a) a-b+c-d b) a-b-c+d c) a+b-c+d d) a+b+c-d e) a-b-c-d
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2-v
2-variant 1. Qavslarni oching : a - ( b - ( c – d ) ) a) a-b+c-d b) a-b-c+d c) a+b-c+d d) a+b+c-d e) a-b-c-d 2.To‘g‘ri tasdiqni aniqlang: а) 3,1 va 2,9 sonlarining kvadratlari yig‘indisi 36 ga teng; b)311 2 soni 3 raqami bilan tugaydi; c) 10 va –2 sonlari ayirmasining uchlangani shu sonlar yig‘indsidan to‘rt marta ortiq; d) 24 sonining to‘rtdan biri 100 ning 6% iga teng. 3. Tenglamani yeching: (10х-3) + (12х-4) = 7 – (15-22х). а) 0; b) ildizi yo‘q; c)- ; 44 1 d) 44. 4. Koordinata tekisligining abssissalari erkli o’zgaruvchining qiymatlariga, ordinatalari esa funksiyaning mos qiymatlariga teng barcha nuqtalari to’plami nimadeb ataladi? A) koordinta B) grafik C) abssissa 5. Tengsizlikni yeching: 3 3 4 6 1 4 3 2 x x x A. x>0,1 B. x>-0,1 C. x>1 D.x<-1 6. Tengsizliklar sistemasini yeching: 1 4 13 4 5 ) 1 ( 3 x x x A. x<-3 B. x<3 C. x>3 D.x>-3 7. Parallelogramm burchaklaridan ikkitasining ayirmasi 50 0 ga teng. Shu burchaklarning kattasini toping. A) 65 B) 115 0 C) 110 0 D) 135 0 8. M(3;2) nuqta qaysi chorakda joylashgan? A)1 B) 2 C)3 D)4 9. y = 2 x 2 funksiyaga tegishli nuqtani toping? a) ( 1; 4 ) b) ( -1; 8 ) d) ( 1; 8 ) e) ( -2; 8) 10. 0 6 5 6 2 x x tengsizlikni yeching. A. 3 2 x B. 2 3 x C. 3 2 , 2 3 x x D. 2 3 2 1 x E. 2 3 2 1 x 11. parabolaning koordinata o’qlari bilan kesishish nuqtalarining koordinatalarini toping. 5 4 2 x x y a) (-1 ;2) b) (2 ;-1) c) (5 ;0) d) (-5 ;0) e) (0 ;-5) 12. 4 3 radianlarda ifodalangan uchburchakning gradus o’lchovini toping. A) 120 0 B). 135 0 C) 145 0 D) 100 0 E) 132 0 13. Hisoblang 3 2 ctg A) 3 2 B) 3 1 C) 3 D) 3 E) 3 1 14. 0 510 burchak bo’lsa sin sonnig ishorasini aniqlang. A) musbat B) manfiy C) 0 15. Agar a1=2; d=5 bo’ lsa a5 ni toping? A) 10 B) 3 C) 22 D) -3 Download 104.31 Kb. Do'stlaringiz bilan baham: |
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