Algebra 1 Worksheets - KTL MATH CLASSES CHAPTER 4 WORKSHEETS. . 4-1 Using Graphs to Relate Two Quantities. 4-2 Patterns and Linear Functions ( SOLUTIONS) 4-3 Patterns and Nonlinear Functions ( SOLUTIONS) 4-4 Graphing a Function Rule ( SOLUTIONS) 4-5 Writing a Function Rule ( SOLUTIONS) 4-6 Formalizing Relations and Functions  ( SOLUTIONS) 4-7 Arithmetic Sequences.