
Test druhý
Quiz
•
Mathematics
•
10th Grade
•
Easy

Anonymous Anonymous
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Co je to definiční obor funkce?
Množina všech hodnot, které jsou záporné.
Množina všech hodnot, které funkce nikdy nebere.
Množina všech hodnot, které můžeme dosadit za argument x.
Množina všech hodnot, které jsou kladné.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaký je definiční obor funkce f (x) = 1/x?
ℝ \ {0}
(−∞, 0)
(0, ∞)
ℝ
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaký je definiční obor logaritmické funkce?
ℝ \ {0}
(−∞, 0)
(0, ∞)
ℝ
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaký je definiční obor funkce f (x) = √(2x + 8)?
(0, ∞)
(−∞, −4)
(−4, ∞)
(−2/3, ∞)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaký je definiční obor funkce f (x) = 1/x2?
(−∞, 0)
(0, ∞)
ℝ \ {0}
ℝ
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaký je definiční obor funkce f (x) = sin(x)?
(−1, 1)
(0, 1)
ℝ
(−∞, ∞)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jaký je definiční obor funkce f (x) = tan(x)?
ℝ \ {π/2 + Kπ; K ∈ ℤ}
(0, π)
(−∞, ∞)
ℝ
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