
математика 4

Quiz
•
Other
•
1st Grade
•
Hard
Mira Seidakbar
FREE Resource
47 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1
𝑦 = 𝑥𝑦′ + 1
(𝑦′)2
. Klero tenglamasini yeching. Решите уравнение Клеро 𝑦 =
𝑥𝑦′ + 1 . Solve the Clairaut equation 𝑦 = 𝑥𝑦′ + 1
(𝑦′)2
𝑦 = 1+𝑥2
{ 1
(𝑦′)2
𝑦 = 𝑥𝐶 + 𝐶2
𝑦 = 1−𝑥2
{ 1
𝑦 = 𝑥𝐶 + 𝐶2
𝑦 = 1−𝑥2
{ 1
𝑦 = 𝑥𝐶 − 𝐶2
𝑦 = 1+𝑥2
{ 1
𝑦 = −𝑥𝐶 − 𝐶2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
𝑧 = ln(𝑥2 − 𝑦) funksiyaning aniqlanish sohasini toping. Найдите область определения функции 𝑧 = ln(𝑥2 − 𝑦). Find the domain of the function 𝑧 = ln(𝑥2 − 𝑦).
𝑦 < 𝑥2
𝑦 < −𝑥2
𝑦 < 𝑥
𝑦 > 𝑥2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ushbu tenglamalardan qaysi biri o’zgaruvchilari ajraladigan diffferensial tenglama? Какое из этих уравнений является дифференциальным уравнением с разделяющимися переменными? Which of these equations is a separable differential
equation?
𝑦′ = 𝑥𝑦
𝑦′ = 𝑦´ + 𝑠𝑖𝑛𝑦´
𝑦 = √𝑦′ + (𝑦′)2
𝑦′ + 2𝑦 = 𝑒𝑥
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
197. 𝑥𝑦′ = 𝑥 + 2𝑦 bir jinsli tenglamani yeching. Решите однородное уравнение 𝑥𝑦′ = 𝑥 + 2𝑦. Solve homogeneous equation 𝑥𝑦′ = 𝑥 + 2𝑦.
𝑦 = 𝑥(𝐶𝑥 − 1)
𝑦 = 2𝑥(𝐶𝑥 − 1)
𝑦 = 𝑥(𝐶𝑥 − 2)
𝑦 = 𝑥(𝐶𝑥 + 1)
2 1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
198. ∫O 𝑑𝑥∫O (𝑥 − 𝑦)𝑑𝑦 Ikki karrali integralni hisoblang. Вычислите двойной
2 1 2 1
интеграл ∫O 𝑑𝑥∫O (𝑥 − 𝑦)𝑑𝑦. Calculate double integral ∫O 𝑑𝑥∫O (𝑥 − 𝑦)𝑑𝑦.
1
0
-1
-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
𝑦′ = 𝑥 differensial tenglamani yeching. Решите дифференциальное уравнение
𝑦′ = 𝑥. Solve a differential equation 𝑦′ = 𝑥.
𝑦 = 𝑥2 + 𝐶
2
𝑦 = − 𝑥2 + 𝐶
2
𝑦 = 𝑥2 + 𝐶
3
𝑦 = 3𝑥2 + 𝐶
2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
𝑀O(1; −1; 2) nuqtadagi 𝑧 = 𝑥2 + 𝑦2 aylanma paraboloidiga urinuvchi tekislik tenglamasini yozing. Написать уравнения касательной плоскости к параболоиду
вращения 𝑧 = 𝑥2 + 𝑦2 в точке 𝑀O(1; −1; 2). Write the equations of the tangent plane to paraboloid 𝑧 = 𝑥2 + 𝑦2 at point 𝑀O(1; −1; 2).
𝑧 − 2 = 2 · (𝑥 − 1) − 2 · (𝑦 + 1)
𝑧 − 2 = 2 · (𝑥 + 1) − 2 · (𝑦 + 1)
𝑧 − 2 = 2 · (𝑥 − 1) − 2 · (𝑦 − 1)
𝑧 − 2 = 2 · (𝑥 − 1) + 2 · (𝑦 + 1)
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