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