Does this graph represent a function? What is the domain and range of the graph? On a coordinate plane, a line goes through (negative 2, 2) to (0, 0) and another line goes from (0, 0) through (2, 2).
a.
Yes; domain: all real numbers; range: y = 0
b.
Yes; domain: all real numbers; range: y greater-than-or-equal-to 0
c.
No; domain: all whole numbers; range: y less-than-or-equal-to 0
d.
Yes; domain: all real numbers; range: y greater-than 0