Find the Range of the Function $f ( x ) = \frac { 4 x } { x - 5 }$

question 34

Multiple Choice

Find the range of the function $f ( x ) = \frac { 4 x } { x - 5 }$ by finding the domain of $f ^ { - 1 } ( x )$ .

• A) \(\quad ( - \infty , \infty )\)
• B) \(\quad ( - \infty , 0 ) \cup ( 0 , \infty )\)
• C) \(\quad ( - \infty , 4 ) \cup ( 4 , \infty )\)
• D) \(\quad ( 0 , \infty )\)
• E) \(\quad ( - \infty , 5 ) \cup ( 5 , \infty )\)

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Definitions:

Scanf()

A function in C programming used to read formatted input from the standard input (keyboard).

Conversion Control Sequences

Patterns in a format string that specify how to convert and format data types for input/output operations.

Scanf()

A function in C programming that allows the reading of formatted input from stdin (standard input stream).

Data Type

A data type is a classification of data which tells the compiler or interpreter how the programmer intends to use the data. This classification determines the types of operations that can be performed on the data.