
Ірраціональні рівняння та їх розв'язування
Quiz
•
Mathematics
•
10th Grade
•
Hard
Tаїсія Вертипорох
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Розв'яжіть ірраціональне рівняння: √(x + 3) = 5.
10
15
22
18
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Яка область визначення функції f(x) = √(x - 2)?
[2, +∞)
[0, 2)
(-∞, 2)
(2, 5)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Графічно зобразіть функцію y = √(x - 1) + 2.
The graph of the function y = √(x + 1) + 2 is a full parabola opening upwards.
The graph of the function y = √(x - 1) + 2 is a half-parabola starting at the point (1, 2) and opening to the right.
The graph of the function y = √(x - 1) - 2 is a half-parabola starting at the point (1, 0) and opening to the left.
The graph of the function y = √(x + 1) + 2 is a straight line starting at the point (0, 2).
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Розв'яжіть ірраціональне рівняння: √(2x + 1) = x.
1 + √2
0
1
2 + √2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Яка область визначення функції g(x) = √(4 - x^2)?
[0, 4]
[-3, 3]
[-2, 2]
[-2, 0]
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Перетворіть ірраціональний вираз: √(x^2 + 4x + 4) в простіший вигляд.
√(x^2 + 4)
x + 2
x^2 + 4x + 4
|x + 2|
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Розв'яжіть ірраціональне рівняння: √(x + 1) + 2 = 5.
9
7
6
8
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