What is the range and domain?
a) D = - infinity < x < infinity ; R = - 3 <(line) y < infinity
b ) D = - infinity < y < infinity R = - 3 <(line) x < infinity
c) D = - infinity < x < infinity ; R = - infinity < y < infinity
d) D = - 3 <(line) x < infinity ; R = - infinity < y < infinity