For the following exercises, find the domain of each function, expressing answers using interval notation. 2 ⎞ ⎠⎟ ∪ ⎝⎜− ⎛ 2 ,∞ ⎞ ⎠⎟ .

A standard function notation is one representation that facilitates working with functions. To represent “height is a function of age,” we start by identifying the descriptive variables h h for …

WeBWorK problems are highly sophisticated, supporting the representation and manipulation of mathematical objects such as vectors, points, matrices, intervals, and complex numbers, with …

3.1 Functions and Function Notation In this section you will learn to: • find the domain and range of relations and functions • identify functions given ordered pairs, graphs, and equations • use …

Study with Quizlet and memorize flashcards containing terms like What is the difference between a relation and a function?, Given the following function, find h (4). h (t) = t2 − t + 9, Find f (a + …

A function is a relation in which each possible input value leads to exactly one output value. It assigns a single value in the range to each value in the domain. We say "the output is a …

Directions: Read carefully. Use your calculator only for checking. 1. Given f (x) = 5x - 3, find f (-2). 2. Given g (x) = 3x2 + 2x - 4, find g (1.5). 3. Given h (x) = 3x - 1, find h (a + 3). 4. 5. Given f (x) …

A function from a set D to a set R ( :D→R) is a rule that assigns to every element in D a unique element in R; i.e., The set D of all input values is the Domain of the function, and the set R of …

Functions 3.1 Functions and Function Notation Section Exercises Verbal 1. What is the difference between a relation and a function? A relation is a set of ordered pairs. A function is a special …

When a horizontal line intersects the graph of a function more than once, that indicates that for that output there is more than one input. A function is one-to-one if each output corresponds to …