Given $f ( x ) = 2 + x ^ { 2 }$

question 17

Multiple Choice

Given $f ( x ) = 2 + x ^ { 2 }$ and $g ( x ) = \sqrt { x - 4 }$ , find $( f \circ g ) ( 4 )$

• A) \(( f \circ g ) ( 4 ) = 2\)
• B) \(( f \circ g ) ( 4 ) = 4\)
• C) \(( f \circ g ) ( 4 ) = - 2\)
• D) \(( f \circ g ) ( 4 ) = 0\)
• E) \(( f \circ g ) ( 4 ) = 1\)

---

Definitions:

Math Class

A class in programming that provides methods for performing basic numeric operations such as exponentiation, logarithm calculations, and trigonometric functions.

ToString

A method in object-oriented programming languages that returns a string representation of an object.

Static Variable

A variable that belongs to the class itself rather than any instance of that class, maintaining a single shared value for all instances of the class.

Class

A blueprint or prototype from which objects are created in object-oriented programming, encapsulating data for the object and methods to manipulate that data.