The ramp function is defined by (a) Sketch a graph of this function. (b) State the position of any discontinuities. (c) Find . The maximal domain of a function is the largest possible domain that can...

The ramp function is defined by

(a) Sketch a graph of this function. (b) State the position of any discontinuities. (c) Find
.

The maximal domain of a function is the largest possible domain that can be defined for that function. Find the maximal domain of the function