## Unit 4: Linear Functions

4-1 Gradient

4-1 Gradient ANS KEY

4-2 Gradient-Intercept Form of a Line

4-2 Gradient-Intercept Form of a Line ANS KEY

4-3 Standard Form of a Line

4-3 Standard Form of a Line ANS KEY

4-4 Determining a Point on a Line

4-4 Determining a Point on a Line ANS KEY

4-5 Finding x and y intercepts, and graphing linear equations

4-5 Finding x and y intercepts, and graphing linear equationsÂ ANS KEY

4-6 Unit 4 Quiz Review

4-6 Unit 4 Quiz Review ANS KEY

4-8 Linear Relationships

4-8 Linear Relationships ANS KEY

4-9 Practice with Linear Relationships

4-9 Practice with Linear Relationships ANS KEY

4-10 System of Equations

4-10 System of Equations ANS KEY

4-11 Midpoint & Distance Formulas

4-11 Midpoint & Distance Formulas ANS KEY

4-12 IB Questions

4-12 IB Questions ANS KEY

4-13 Unit 4 Test Review

4-13 Unit 4 Test Review ANS KEY

4-14 Unit 4 Test Review #2

4-14 Unit 4 Test Review #2 ANS KEY