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Ch. 1 - Functions
Briggs - Calculus: Early Transcendentals 3rd Edition
Briggs3rd EditionCalculus: Early TranscendentalsISBN: 9780136847243Non è quello che usi tu?Cambia libro di testo
Capitolo 1, Problema 16h

Use the table to evaluate the given compositions. <IMAGE>


g(ƒ(h(4)))

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1
Identify the innermost function in the composition, which is \( h(4) \).
Use the table to find the value of \( h(4) \).
Substitute the value of \( h(4) \) into the next function, \( f(x) \), to find \( f(h(4)) \).
Use the table to find the value of \( f(h(4)) \).
Substitute the value of \( f(h(4)) \) into the outermost function, \( g(x) \), to find \( g(f(h(4))) \).

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Function Composition

Function composition involves combining two or more functions to create a new function. If you have functions f(x) and g(x), the composition g(f(x)) means you first apply f to x, then apply g to the result of f. Understanding how to evaluate compositions is crucial for solving problems that involve multiple functions.
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Evaluating Functions

Evaluating a function means substituting a specific input value into the function to find the output. For example, if f(x) = x + 2, then f(4) = 4 + 2 = 6. In the context of compositions, you must evaluate the innermost function first and use its output as the input for the next function.
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Evaluating Composed Functions

Order of Operations

The order of operations is a set of rules that dictates the sequence in which mathematical operations should be performed. In function compositions, this means evaluating from the innermost function outward. This principle is essential to ensure that you arrive at the correct final result when dealing with multiple functions.
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Higher Order Derivatives