Question

set a set b -2 7 -4 9 0 -1 answer attempt 1 out of 2 the mapping diagram above does not represent a function since there is one number in set a (the input) where there to set b (the output) . is only one mapping are multiple mappings is no mapping

Explanation:

A function requires each input to have exactly one output. In the diagram, the input -4 in Set A maps to both 7 and -1 in Set B, meaning it has multiple outputs, violating the function definition.

Answer:

are multiple mappings