### Home > AC > Chapter Ch11 > Lesson 11.1.5 > Problem 11-63

11-63.

In which graph do all values of *x* have a corresponding *y*-value?

Graphs (a) and (b).

In which graphs do all values of *y* have a corresponding *x*-value?

Graphs (a) and (c).

11-63.

In which graph do all values of *x* have a corresponding *y*-value?

Graphs (a) and (b).

In which graphs do all values of *y* have a corresponding *x*-value?

Graphs (a) and (c).