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Alg.2 vocab Mr.Payne

order of operations Step 1 Evaluate expressions inside grouping symbols Step 2 Evaluate all powers Step 3 Do all multiplications and/or divisions from left to right Step 4 Do all additions and subtractions from left to right
algebraic expression An expression that contains at least one variable
Distributive Property x(a+b)=xa + xb
equation A mathematical sentence stating that two mathematical expressions are equal
absolute value A number's distance from zero on the number line, represented by |x|
linear equation An equation that has no operations other than addition, subtraction, and multiplication of a variable by a constant
linear function A function whose ordered pairs satisfy a linear equation
slope The ratio of the change in y-coordinates to the change in x-coordinates
slope-intercept form The equation of a line in the form y=mx+b, where m is the slope and b is the y-intercept
point-slope form An equation in the form y-y1=m(x-x1)where(x1,y1) are the coordinates of a point on the line and m is the slope of the line
system of equations A set of equations with the same variables
substitution method A method of solving a system of equations in which one equation is solved for one variable in terms of the other
elimination method Eliminate one of the variables in a system of equations by adding or subtractihng the equations
linear programming The process of finding the maximum or minimum values of a function for a region defined by inequalities
ordered triple 1. The coordinates of a point in space 2. The solution of a system of equations in thre variables x,y, and z
Created by: georgie17