Iii variant Algebra
Download 0.5 Mb. Pdf ko'rish
|
3 variant
|
III variant Algebra 1. Quyidagi sonlar ketma-ket kelgan qanday natural sonlar orasida joylashganini aniqlang va har biriga mosini qo‘ying. 1) √ ; 2) √ ; 3) √ ; 4) √ A) ; B) ; C) ; D) ; E) ; F) ; Javob: 1 2 3 4 2. Quyida funksiya grafiklari berilgan. Har bir grafikka mos hollarni toping. 1) 2) 3) 4) 5) Javob: A B C D 3. Chastotalari bo‘yicha taqsimoti quyidagi jadvalda berilgan tasodifiy miqdor qiymatlarining matematik kutilmasini toping: A) B) C) D) Javob: 4. Hisoblang. √ √ √ √ Javob: _______________________ 5. Hisoblang. | | | | || | | | | || A) B) C) D) Javob: 6. bo‘lsa, ni hisoblang . A) B) C) D) Javob: 7. Funksiyaning qiymatlar to‘plamini toping. Javob: _______________________ 8. Ikkita o‘yin kubigi tashlandi. Ikkita kubikdan tushadigan ochkolar ko‘paytmasi 24 ning bo‘luvchisi bo‘lish ehtimolligini toping. Javob: _______________________ 9. To‘g‘ri burchakli koordinatalar sistemasida nuqtalar berilgan. Uchlari shu nuqtalarda bo‘lgan nechta uchburchak yasash mumkin? Javob: _______________________ 10. 1 dan 105 000 gacha natural sonlar orasida 3 ga ham, 5 ga ham, 7 ga ham bo‘linmaydigan sonlar nechta? Yechish:_____________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Javob: _______________________ 11. Abror mahallasida istiqomat qiladigan oilalarda bolalar sonini aniqlab, quyidagi jadvalni tuzdi: Oiladagi bolalar soni 0 1 2 3 4 5 6 7 Chastota 6 18 13 5 3 2 2 1 Ma’lumotlar qatorining o‘rta qiymatini va o‘rta kvadratik chetlanishini toping. Yechish:_____________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Javob: _______________________ 12. Ikkita idishda turli miqdorda suv bor edi. Ikkala idishdagi suv barabar bo‘lishi uchun 1-sidan 2-chisiga, unda qancha suv bo‘lsa, shuncha suv quyish, so‘ngra 2- chisidan 1-chisiga, unda qancha suv qolgan bo‘lsa, o‘shancha suv quyish va nihoyat, 1-chisidan 2-chisiga, unda qancha suv qolgan bo‘lsa, o‘shancha suv quyish kerak. Shundan so‘ng har qaysi idishda 64 litrdan suv bo‘ladi. Dastlab har qaysi idishda qanchadan suv bo‘lgan? Yechish:_____________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ ____________________________________________________________________ Javob: _______________________ Download 0.5 Mb. Do'stlaringiz bilan baham: 
|