2000002401
Level:
B
Find the domain of the function \( f(x) = \sqrt{ \frac{1-x}{x+1}}\).
\( ( -1 ; 1 ] \)
\( ( -1 ; 1 ) \)
\( \mathbb{R} \setminus \{ -1;1\} \)
\( ( -\infty ; 1) \cup [ 1; \infty) \)
Properties of Functions
Ranges of Functions
Submitted by ladislav.foltyn on Thu, 05/02/2019 - 13:31Question:
Choose all the functions that have the given range.
Range of a Function from its Graph
Submitted by ladislav.foltyn on Wed, 05/01/2019 - 21:49Finding Function Domain from Graph
Submitted by ladislav.foltyn on Thu, 04/04/2019 - 12:03Domains of Functions
Submitted by ladislav.foltyn on Mon, 03/04/2019 - 20:09Question:
In each line of the table choose all the functions whose maximal possible domain is equal to the given set.
Graphs and Properties of Functions
Submitted by ladislav.foltyn on Mon, 02/18/2019 - 12:241103107104
Level:
C
In one of the following pictures is the graph of the function \( f \), which is not one-to-one function. Choose the picture.
1103107103
Level:
C
The graph of the function \( f(x) \) and its inverse \( f^{-1} (x) \) is shown in one of the following pictures. Choose the picture.
1103107102
Level:
C
The graph of the function \( f(x) \) and its inverse \( f^{-1} (x) \) is shown in one of the following pictures. Choose the picture.
1003107101
Level:
C
Complete the following true statement: The graph of a function \( f(x) \) is the reflection the graph of its inverse \( f^{-1}(x) \)
across the line \( y=x \).
across the axis \( x \).
across the axis \( y \).
about the origin.