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4.4 Find Slope and Rate of Change

4.4 Find Slope and Rate of Change

Author: Mimi B
Description:

The objective of the packet is for people to learn how to find the slope in many ways and to be able to find the rate of change easily.

This packet helps people learn how to find slope in many ways such as rise / run and y2 - y1 / x2 - x1. It also helps people learn how to find the rate of change easily. It overall helps people learn specific lessons and skills of algebra.

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Tutorial

Slope Equations

Slope = rise / run

or

change of y / change of x

or

y2 - y1 / x2 - x1

/ = divided by

Slope Definition

 

Source: McDougal Little, Algebra I, pp. 235

Rate of Change Equation

Rate of Change: 

cost / time

/ = divided by

label final answer: $_________ per day

Slope Example

Source: McDougal Little, Algebra I, pp. 235

4.4 Undefined Slope and Slope of Zero

4.4: Horizontal and Vertical Lines.
Slope of Zero and Undefined Slopes

4.4 Problems

Say whether the graph is a undefined, positive or negative slope. Find slope if it exists.

Source: McDougal Little - Algebra I pp. 235

4.4 How to read Undefined Slope, Negative Slope, Positive Slope and Slope of Zero Graphs

Learn how to graph Positive Slope, Negative Slopes, Undefined Slopes, and a Slope of Zero.

4.4 Given Points and Slope. Find the value of the variable.

Find the value of the variable with the given points and slope.

Rate of Change

Learn about and how to solve rate of change problems

Source: Algebra I McDougal Littell: Pp. 240: 19 + 20