Name:__________ warm-up 2-6 Which scatter plot represents the data shown in the table? Which prediction equation represents the data shown in the table?

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Presentation transcript:

Name:__________ warm-up 2-6 Which scatter plot represents the data shown in the table? Which prediction equation represents the data shown in the table? A.y = 2x + 94 B.y = 2x + 64 C.y = –2x + 94 D.y = –2x + 64 Use your prediction equation to predict the missing value. A

The scatter plot shows the number of summer workouts the players on a basketball team attended and the number of wins during the following season. Predict the number of wins the team would have if they attended 24 summer workouts.

Details of the Day EQ: Why are both equations and inequalities needed to describe the solutions to a real- world problem? What are the different ways that slope can be used to represent various concepts? I will be able to… Activities: Warm-up Review homework Notes: Special Functions Mid-chapter test Class work/ HW Vocabulary: piecewise-defined function piecewise-linear function step function greatest integer function absolute value function. Write and graph piecewise- defined functions. Write and graph step and absolute value functions.

Special Piecewise function graphPiecewisePiecewise Piecewise function graphPiecewise function graph Piecewise function graph Piecewise function graphPiecewise function graph

A Quick Review Which scatter plot represents the data shown in the table? Which prediction equation represents the data shown in the table? A.y = 2x + 94 B.y = 2x + 64 C.y = –2x + 94 D.y = –2x + 64 Use your prediction equation to predict the missing value. A

The scatter plot shows the number of summer workouts the players on a basketball team attended and the number of wins during the following season. Predict the number of wins the team would have if they attended 24 summer workouts. A Quick Review

Notes and examples

Write the piecewise-defined function shown in the graph.

Notes and examples PSYCHOLOGY One psychologist charges for counseling sessions at the rate of $85 per hour or any fraction thereof. Draw a graph that represents this situation.

Notes and examples SALES The Daily Grind charges $1.25 per pound of meat or any fraction thereof. Draw a graph that represents this situation.

Notes and examples

Graph y = |x| + 1. Identify the domain and range.

Notes and examples Identify the function shown by the graph.