Slide 1Lesson 4.8 Slide 2 Sometimes it is necessary to write or use two or more functions so you can answer a question or analyze a problem. Slide 3 Suppose an offshore oil…

Slide 1Combinations of Functions Section 1.4 Slide 2 Sum, Difference, Product, & Quotient of Functions Let f & g be 2 functions with overlapping domains. then, for…

Slide 1SOLUTION EXAMPLE 4 Standardized Test Practice To evaluate g(f(3)), you first must find f(3). f(3) = 2(3) – 7 Then g( f(3)) = g(–1) So, the value of g(f(3)) is…

Slide 1 Slide 2 How do I perform operations with function? Slide 3 4.2 Perform Function Operations and Compositions Example 1 Add and subtract functions Solution Slide 4…

4-4 Functions Fogs, gofs and inverses What is a function? A set of (x,y) pairs where _______________ ___________________________________ Functions can be _____________________…

Combinations of Functions Composite Functions Sum, Difference, Product, and Quotient of Functions Let f and g be two functions with overlapping domains. Then, for all x common…

Functions & Their Graphs (P3) September 10th, 2012 I. Functions & Function Notation Ex. 1: For the function f defined by f(x) = 3x2 - 4x, evaluate each expression.…