1.2. If x is a positive integer (Z), write down the value of x so that: will be:
4-x )
1.2.1. Rational
1.2.2. Irrational
1.2.3. Real
1.2.4. Non-real
1.2.5. Undefined​

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.