This week Kent worked 15 hours at 12.50 an hour his paycheck including his commission

Find the vertex of the function given below y=x^2-6x+1

Im literally having a mental breakdown

Which statement best explains whether the table represents a linear or nonlinear function? input (x) output (y) 2 5 4 10 6 15 8 20 it is a linear function because the input values are increasing. it is a nonlinear function because the output values are increasing. it is a linear function because there is a constant rate of change in both the input and output. it is a nonlinear function because there is a constant rate of change in both the input and output.