Mathematics for IGCSE & O level - Functions (Section 3 - No. 42)

Which of the following are true about the range of a function?

The range is the set of values of x.

The range is the set of finishing values of f(x)

Mapping diagrams can be used to represent the effect of a function.

The range is the set of the starting values of x.

The range is the set of the finishing values. Mapping diagrams can be used to represent the range.