Definitions: Linear Equation: any equation of the form ax+by = c Equations: a mathematical statement that two expressions are equal (ex: y=2) Expressions: a collection of numbers, variables and operation signs (ex: 2x-3) Determining if an Ordered Pair is a Solution to the Equation How to Graph a Linear Equation Linear Equation Word Problems If…
Category: Unit 3: Relations and Functions
3.2 Functions
💡 Tip = for every value of the domain (x-value) there’s one, and only one, value for the range (y-value) Writing functions is pretty simple, once you get the hang of it. Determining a Function using Various Methods Got any questions? Drop them in the comments below!
3.1 Relations
Remember: Relations = sets of order pairs (x, y) Domain = x values, or the set of first components Range = y values, or the set of second components Mapping Diagrams Finding the Domain and Range from a Graph Have any questions? Leave them in the comments below!