This table defines a function.
x 7 10 13 16
y 21 30 39 48
which table represents the inverse of the function defined above?
a.
x -7 -10 -13 -16
y 21 30 39 48
b.
x -21 -30 -39 -48
y 7 10 13 16
c.
x 21 30 39 48
y 7 10 13 16
d.
x 7 10 13 16
y -21 -30 -39 -48