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Functions

Functions. OUTPUT. INPUT. Put it in and what comes out?. DOMAIN. RANGE. What did the box teach you?. Function (input/output) Tables. Make an input/output table for the function y = 3x + 1.5 Use 0, 1, 2, 3 as the domain. Now it’s your turn!. PWB Page 23 #3-4.

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Functions

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  1. Functions OUTPUT INPUT Put it in and what comes out? DOMAIN RANGE

  2. What did the box teach you?

  3. Function (input/output) Tables • Make an input/output table for the function • y = 3x + 1.5 • Use 0, 1, 2, 3 as the domain

  4. Now it’s your turn! • PWB Page 23 #3-4

  5. Finding Functions in Real Life • The Gwinnett County Fair charges $4.00 per vehicle and $1.50 for each person in the vehicle. If you represent the total charge as C as a function of the number of persons (p), what would it look like as a function and as a table? Function Form TABLE FORM People charge + vehicle charge = cost $1.50 per person + $4.00 = total cost Let p = number of people c = total cost 1.50p + 4 = C

  6. Individual Practice • Page 51 #1-13 All problems • How did you do? • 0- 7 correct: Oops I need tutoring NOW! • 8-9: Well at least I would pass the CRCT • 10 or more? Yippee I will pass Mrs. Rose’s test!

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