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Unformatted text preview: Example 2: Suppose x x ) x ( f= 7 . Find ) x ( f 1 2 + + +and then its yintercept. Piecewise Defined Functions Definition: A function that is defined by two (or more) equations over a specified domain is called a piecewise function. Example 3: Suppose ≥ < <≤= 8 8 2 5 2 3 2 x , x x , x , x ) x ( f . Find: a. f(10) b. f(15) c. yintercept Section 1.1 – Definition of a Function 4 Average Rate of Change h ) x ( f ) h x ( f x ) h x ( ) x ( f ) h x ( f x y x in change y in change+ + + =+ + ++ + + = ∆ ∆ = This is the Difference Quotient and it will be used in Calculus. Example 4: Calculate the Difference Quotient of 1 1 + + + = x ) x ( f . Example 5: Calculate the Difference Quotient of x x ) x ( f= 2...
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 Spring '08
 Staff
 Derivative, Sets, Continuous function, Negative and nonnegative numbers, codomain

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