10 sinf matematikadan II chorak uchun test
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10 sinf matematikadan II chorak uchun test
10 sinf matematikadan II chorak uchun test Agar 2q-4p=-9, 2t-4q=-7 va 2p-4t=2 bo`lsa, p+q+t ning qiymatini toping -7 B) 8 C) 7 D) -8 E) 6 tenglamalar sistemasining yechimida y musbat bo`ladi? ( ;2) B) (- ; ) (2; ) C) (2; ) D) (- ) E) (- Bitta nuqtadan tekislikka og`ma va perpendikulyar o`tkazilgan. Og`maning uzunligi 10 sm, perpendikulyarninki 6 sm. Og`maning tekislikdagi proyeksiyasi necha sm? 4 B) 2 C) 8 D) 5 E) 3 Muntazam to`rtburchakli piramidaning balandligi 6 sm, apofemasi esa 6,5 sm. Piramida asosining perimetrini toping. 10 B) 12 C) 24 D) 20 E) 8 Ikki sonnin g yig`indisi 7 ga teng. Ulardan biri ikkinchisidan 4 marta kata bo`lsa, shu sonlarning kattasini toping. 5,2 B) 5,6 C) 6,2 D) 5,4 E) 4,8 Tenglamani yeching: + =1 A) -1 B)3 C) -1;3 D) 1 E) -3 4 va 64 sonlarining o`rta arifmetigi ularning o`rta geometrigidan necha marta katta? 2 B) 2 C) 2,2 D) 2 E) 2 Tenglamaning ildizini toping. ( -3 B) 4 C) 5 D) 3,5 E) 3 Hisoblang. B) C) D) E) Tenglamalar sistemasini yeching : (2;1) B) (1;2) C) (-2;1) D) (2;-1) E) (-2;-1) 11.Berilgan tenglikdan b ni toping: A) B)1,75 C)2 D)5 12. A) 4,5 B)0,45 C)49 D)4,2 X2-13x+q=0 tenglamaning ildizlaridan biri -14 ga teng. Uning ikkinchi ildizini toping. A)27 B)-1 C)-27 D)1 14. 11 ta sigir 6 kunda 7 chelak suv ichadi. 3 ta sigir 330 kunda necha chelak suv ichadi? A)70 B)98 C)105 D)to’g’ri javob yo’q 15. Soddalashtiring : A) B) C) D)
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