Textbook Sections - Chapter 2 (2.1 to 2.3)
Linear Functions by Examples (Worked Out Solutions)
Chapter Challenge Problem(s)
In Class Workshop: Linear Model
Interactive Mastery Practice Tests / Homework with solutions (Self-Assessemnt Interactive Learning Homework Exercises)
| Graphs of Linear Functions:
|
Table of Values (note  ,
where c is a constant)
Paired values in table is from a linear function since:
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| Word Problem Statement:
Keywords: Linear, constant
value, constant rate, y changes at same
value for (need 2 points to determine the formula) The y-intercept is (0, b) |
Formula:
The y-intercept model: Where b is the y-intercept (the value of y when x = 0) and m is the slope of the line:
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--------------- oooooooOO Extra OOooooooo------------------
The Linear Model is used by almost every business because it is a simple
way to see trend or to simplify more
complex mathematical models. It is also the easiest to solve for the
inverse of a function. In effect you only need
2 points to find the formula for a linear model.
Calculator: ([ISECT] and [EVAL])
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