10-sinf Matematika olimpiada №3 Oktabr 3, 2022Avgust 19, 2024 da chop etilgan InfoMaster tomonidan 10-sinf Matematika olimpiada №3 ga 13 fikr bildirilgan 0 12345678910111213141516171819202122232425 Vaqtingiz tugadi! Tomonidan yaratilgan InfoMaster 10-sinf Matematika olimpiada №3 2021-2022 o'quv yili viloyat bosqichida tushgan savollar. 1 / 25 1. a ning qanday qiymatlarida 3 soni tenglamaning ildizlari oralig‘ida bo‘ladi? A) a>10/9 B) a>10/7 C) a>11/7 D) a<10/9 2 / 25 2. Tengsizlikni yeching: A) (1/2;∞) B) (2/3;2) C) (5/3;2) D) (4/3;3) 3 / 25 3. Tenglamani yeching: 3x+3 + 8·3x+2 = 33 A) -2 B) 0 C) -1 D) 1 4 / 25 4. Soddalashtiring: (4cos² 9° −3)(4cos² 27° −3)·ctg9° A) tg9° B) 2cos² 9° C) sin18° D) 1 5 / 25 5. ABCD to‘rtburchakda А va В burchaklar- to‘g‘ri, tg∠D = 3/4 va ВС = AD/2 = АВ + 2 bo‘lsa, АС ni toping. A) 10 B) 15 C) 8 D) 9 6 / 25 6. Agar bo‘lsa, ?(0) − ?(5) ayirmani toping. A) -24 B) -26 C) -27 D) -25 7 / 25 7. Agar bo‘lsa, |xyz| ni toping. A) 500 B) 100 C) 1000 D) 800 8 / 25 8. ABC uchburchakning AC tomonida D nuqta olingan, bunda ∠ABC = ∠BDC. Agar AD = 10, CD = 8 bo‘lsa, BC ni toping. A) 10 B) 15 C) 9 D) 12 9 / 25 9. ?(?) = ?5 − 7?4 + 3?3 − ? + 2 ko‘phadni ?2 + ? ga bo‘lgandagi qoldiqni aniqlang. A) 10? + 2 B) 8? + 2 C) 4? + 2 D) 6? + 2 10 / 25 10. Agar ? > 0, ? + ?² = 7,25; ?² − ? = 2 va ?² = √(? − 1) ∙ √(2 − ?) bo‘lsa, ?(√(? − 1) + √(2 − ?)) ning qiymatini toping. A) 7 B) 6 C) 4 D) 5 11 / 25 11. Agar A) π/2 B) π C) 3π/2 D) 0 12 / 25 12. Tenglamalar sistemasi nechta yechimga ega? A) 8 B) 10 C) 6 D) 12 13 / 25 13. ?(? − 1) = 2?(5? + 4) va ?(2? − 1) = 4? + 4 bo‘lsa, ?(?) ni toping A) 20x+48 B) x+25 C) 0 D) 20x+50 14 / 25 14. tenglama nechta yechimga ega, agar x ∈ (0; 50)? A) 15 B) 14 C) 17 D) 16 15 / 25 15. 102022 − 22021 ayirmani 24 ga bo‘lgandagi qoldiqni toping. A) 0 B) 16 C) 8 D) 12 16 / 25 16. Tenglama nechta yechimga ega? A) 3 B) 4 C) 2 D) 5 17 / 25 17. ABCD to‘rtburchakda АВ = CD = 9 va bu to‘rtburchakka radiusi 4 ga teng aylana ichki chizilgan. ABCD to‘rtburchak yuzini toping. A) 144 B) 72 C) 81 D) 36 18 / 25 18. Agar ni toping. A) 0.81 B) 0.9 C) 0.96 D) 0.8 19 / 25 19. Ayirmasi noldan farqli bo‘lgan arifmetik progressiyaning 4-hadidan boshlab 14- hadigacha bo‘lgan hadlar yig‘indisi 77 ga teng. Progressiyaning 7 ga teng bo‘lgan had nomerini toping. A) 8 B) 11 C) 10 D) 9 20 / 25 20. Qavariq to‘rtburchakning diagonallari 3 va 4 ga teng. Agar qarama qarshi tomonlarining o‘rtalarini tutashtirishdan hosil bo‘lgan kesmalar uzunliklari o‘zaro teng bo‘lsa, qavariq to‘rtburchakning yuzini toping. A) 6 B) 7 C) 5 D) 8 21 / 25 21. englikni qanoatlantiradigan ? ning eng kichik qiymatini toping. A) 0 B) 1 C) 3 D) -1 22 / 25 22. ABC – gipotenuzasi AB bo‘lgan to‘g‘ri burchakli uchburchak. Gipotenuzaning ikki tomon davomida AB to‘g‘ri chiziqda AK = AC va BM = BC shartlar bilan kesmalar ajratilgan. KCM burchakni toping. A) 120° B) 150° C) 135° D) 90° 23 / 25 23. a,b,c−ABC uchburchakning tomonlari. Agar a4 + b4 + c4 + 32 = 2(a²b² + b²c² + a²c²) bo‘lsa, ABC uchburchak yuzini toping. A) 1 B) √2 C) √3 D) 2√2 24 / 25 24. Agar cos ∠A = 1/5 va sin∠B = 1/2 bo‘lsa, АВС uchburchakning mos ravishda А va В uchlaridan tushirilgan balandliklar nisbatini toping. A) 2/5 B) 5√2/5 C) 5√3/12 D) 5√6/24 25 / 25 25. ?² + |? − 3| ≤ |?2 + ?| − 3 tengsizlikni yeching. A) x>3 B) x ≤ 3 C) 3 ≤ x D) x<0 0% Testni qayta ishga tushiring Author: InfoMaster Matematika olimpiada, Viloyat 2021-2022 o'quv yili
The 10 Most Terrifying Things About Non Prescription ADHD Medication Uk Non Prescription Adhd Medication Uk
9 Lessons Your Parents Teach You About Private Psychiatric Assessment Glasgow psychiatric assessment glasgow – alling-bet3.com,
The History Of Workers Compensation Case In 10 Milestones workers’ compensation (https://Www.simong.Co.kr/)
What’s The Job Market For Double Glazed Window Repairs Professionals Like? double Glazed window repairs
What’s The Job Market For Best American Style Fridge Freezer Professionals? American Style Fridge Freezer (https://Cs.Xuxingdianzikeji.Com/Home.Php?Mod=Space&Uid=1386252&Do=Profile&From=Space)
14 Cartoons On Upvc Window Repairs Which Will Brighten Your Day window repairs Near me (glamorouslengths.com)
20 Trailblazers Leading The Way In Replacement Car Key Cost replacement car key costs
5 Common Myths About Designated Slots You Should
Avoid casino slot tournaments
The 10 Most Terrifying Things About Non Prescription ADHD Medication Uk Non Prescription Adhd Medication Uk
9 Lessons Your Parents Teach You About Private Psychiatric Assessment Glasgow psychiatric assessment glasgow
– alling-bet3.com,
The History Of Workers Compensation Case In 10 Milestones workers’ compensation (https://Www.simong.Co.kr/)
What’s The Job Market For Double Glazed Window Repairs Professionals Like?
double Glazed window repairs
Why Require To Open A Bank Account 디딤돌 대출
Think You’re Ready To Start Bunk Bed Price Uk?
Take This Quiz eddafay.top
What’s The Job Market For Best American Style Fridge Freezer
Professionals? American Style Fridge Freezer
(https://Cs.Xuxingdianzikeji.Com/Home.Php?Mod=Space&Uid=1386252&Do=Profile&From=Space)
The Best Volvo Digger Key Tips To Make A Difference In Your
Life replacement volvo Key fob
14 Cartoons On Upvc Window Repairs Which Will Brighten Your Day window repairs Near me (glamorouslengths.com)
You’ll Never Guess This Doctor Window’s Tricks Doctor window
Key Programming: What No One Is Talking About
mobile Key programming