1. Do Now 2. Given f(x) = x 2 – 2, find f(5) 1. Is this relation a function? Defend your answer. {(-1,3), (6,2), (2,7), (-1,3), (-2,2), (- 1,7), }

2. Graphing Calculator Introduction The Blue and the Green keys. Basic Functions. How to add, subtract, multiply and divide. Adding Fractions and the MATH- FRACTION menu. Graphing tool Table tool Equation Solver tool.

4. Target: I can understand and use function notation.

5. Function Notation Output Input Name of Functio n

6. A Linear Function f is defined by the equation Where m and b are numbers x= input and y=output and m is the slope or rate of change.

7. Linear Function Definition A linear function is any function that graphs a straight line.

8. 2.4 - 8 Example 1 GRAPHING A LINEAR FUNCTION Graph  (x) = – 2x + 6. (0, 6) (3, 0) x-intercept y-intercept x y

9. Team Practice – The Football Problem.

10. Exit Ticket. (write two or three sentences) I will understand today’s topic better if I …. I was successful in ……