Chapter 3 Study Guide / Notes
3-1 Solving Two-Step Equations
When solving equations the goal is always to get the variable alone on one side of the equation with a
coefficient of 1.
3 21 =
63 = n
Class Notes 1-25-13
FEMALE SELECTING FOR NOVELTY
IS A VISUAL THAT THIS MALE HAS UNIQUE GENES (POSSIBILITY AT BETTER SURVIVAL FOR
WHAT ABOUT US?
WE DO SEE WGB AFFECTING HUMANS
IT IS INTERTWINED WITH SOCIAL BEHAVIORS AND NORMS ( MIKE L
7.4 Applications of Linear Systems (Pages 396 403)
You can solve systems of equations using graphing, substitution, or elimination.
Graphing works best when the y intercept is between -10 and 10, and the slope is a whole
number or fraction between -10 and
Chapter 5 Study Guide/Notes
Section 5.1 Relating Graphs to Events
Graphs can be used to show how quantities change over time.
A graph showing your distance from the main office during one school day could look like this:
Chapter 4 Study Guide /Notes
4.1 Inequalities and Their Graphs pp 200-202
A solution of an inequality - any number that makes the inequality true.
use when your inequality has the symbol < or >. This means that the inequality cannot
equal the endpo
Chapter 7 Study Guide/Notes
7.1 Solve systems by Graphing
Put both equations in slope intercept form. (Solve for y.)
Graph both equations.
The point where the two lines intersect is the solution.
y = 3x 5
The solution of this SYSTEM OF EQUATIONS
PreCalculus Review for MAT 2270
1.) Completely factor 6 x 28 x 10 x .
2.) For the function f ( x ) 3 x x , evaluate f ( 2) .
3.) For the functions
and g ( x ) x 3 x , find and simplify f ( g ( x ) . Then, give the domain of f ( g ( x ) .
Chapter 8 Study Guide and Notes
8-1 Zero and Negative Exponents Pages 430-435
Any base (except 0) taken to the zero power is one.
70 = 1
x0 = 1
(-12)0 = 1
()0 = 1
Any base (except 0) can be taken to any negative integer power. The ans