
Математические задачи

Quiz
•
Mathematics
•
Professional Development
•
Hard
Bahrom Mirzayev
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quyidagi ifodani soddalashtiring va uning eng kichik butun qiymatini toping: lim n→∞(∑k=1n 1/k²) / n
e
1
2
0
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Sonlar nazariyasi: quyidagi tenglamaning oddiy yechimlarini toping: p² + q² = r² + s², bu yerda p, q, r, s - barchasi tabiiy sonlar.
(3,5,7,11)
(2,7,17,19)
(11,13,17,23)
Bunday to'plam yo'q
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quyidagi funksiyaning 2024-chi hosilasini toping: f(x) = sin(x²³).
2023/2024 cos(x²³)
2023! cos(x²³)
0
Yechim yo'q
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
To‘g‘ri besh burchakning ichki burchaklari yig‘indisini toping, lekin uni oddiy sonlar yig‘indisi sifatida yozing.
540
2+3+5+7+523
541
37+503
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Quyidagi maxsus funktsiyaning qanday xususiyati bor: f(n) = n² - n + 41?
Faqat oddiy sonlarni ishlab chiqaradi
Har doim murakkab sonlarni ishlab chiqaradi
n < 41 uchun oddiy, lekin keyin yo'q
Cheksiz miqdorda oddiy sonlarni ishlab chiqaradi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quyidagi ifodaning eng katta butun qiymatini toping: f(n) = 2n + 3, n > 0.
Cheksiz
1
3
2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quyidagi tenglamaning yechimini toping: 3x + 5 = 20.
0
15
10
5
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quyidagi ifodani soddalashtiring: (x² - 1) / (x - 1).
x² + 1
1
x - 1
x + 1
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