Question

What is the domain of the function: {(1, 2); (2, 4); (3, 6); (4, 8)}?








A.
{1, 2, 3, 4, 6, 8}







B.
{1, 2, 3, 4}







C.
{2, 4, 6, 8}







D.
{6, 8}

Answer 1

well, the domain of functions are the x-intercepts, so
{1, 2, 3, 4}