Let and . A relation is defined by the mappings , , . Answer the…

MATHEMATICS · Multi-part · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

Let

A=\{a,b,c\}

and

B=\{1,2,3\}

. A relation

F

is defined by the mappings

a\mapsto 1

b\mapsto 2

c\mapsto 2

. Answer the following: (i) Is

F

a function from

A

B

? State your answer with reason. (ii) Write the range of

F