§3-3 Rate of Change and Slope. Rate of Change Time Walking (seconds) Distance Walked (feet) 14 28 312 This means you walked 4 feet every second.

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Presentation transcript:

§3-3 Rate of Change and Slope

Rate of Change Time Walking (seconds) Distance Walked (feet) This means you walked 4 feet every second.

Rate of Change Number of Floor Tiles Area of Tiled Surface (in 2 ) in 2 Number of tiles This means 16 in 2 of surface is tiled for each floor tile that is used.

Examples Number of Computer Games Total Cost ($) Time Driving (h) Distance Traveled (mi)

Linear or Not Linear? If the rate of change is CONSTANT through the entire function, then the function is linear. A positive rate of change indicates an increase over time. A negative rate of change indicates that a quantity is decreasing.

Examples

Examples

Slope

Slope from a Graph

Examples 7.

Examples 9.

Substitute your values in Simplify! Slope from 2 Points

Examples

Finding a Missing Coordinate Start with your slope formula! Plug in your values and Simplify! Find the cross products! Solve!

Examples

Homework First and Last Name Date Period Pg. 176 #16-23 all #24-38 even