Evaluating Piecewise Functions Worksheet

Worksheet: Piecewise Functions. Piecewise Functions. Evaluate the function for the given value of x. Match the piecewise function with its graph. …

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9) Write a rule for the sign function s(n): s(n) is when n is negative, + when n is positive, and otherwise. s(n) = { , n , n , n 10) Write a rule for the function shown. x y f (x) = { , x

a. Write a piecewise function that relates the salesperson total monthly income based off or his/her sales for the month. b. Sketch an accurate graph of this piecewise function c. Determine the salesperson’s monthly income if his/her sales were $43,000 for the month. 2. A certain country taxes the first $20,000 of an individual’s income at a rate of 15%, and all income over

3.3 Piecewise Functions . 1. Use the piecewise function to evaluate the following. 𝑓(𝑥) = 3 2𝑥. 2. 8, 1 𝑥> 6. 2. Graph the following piecewise function. 𝑓(𝑥) = − 1 3 2 𝑥+ 1, 𝑥> 0

Piecewise Functions WS Evaluate the function for the given value of x. Match the piecewise function with its graph. Carefully graph each of the following. Identify whether or not he graph is a function. Then, evaluate the graph at any specified domain value. You may use your calculators to help you graph, but you must sketch it carefully on the grid! 19.

Printable Worksheets @ www.mathworksheets4kids.com Name: B) If ( ; !nd the following.) = + 2 8 1) = 2) 3 (8) ± (±5) = 3) ±9 =(±7) + (0) 4) (±1) 2 (2) = C) If () =; what is the value of (±11)? i) 132 ii) ±110 iii) 49 iv) ±81 ( + 4)" 3 " ± A) Evaluate each function. 1) = ± ± 4 2 " ± 7 2) ( ) = " ± 5 i) (±2) ii) (7) i) (±5) ii) (15) 3)