Question

What is the domain and range of ( (7.6, -0.2), (8.8, -0.2), (2.3, -4.6) )?

Answer 1

Domain : `{2.3, 7.6, 8.8}`
Range : `{-0.2, -4.6}`

Explanation:

The domain is the set of all first elements of ordered pairs (x-coordinates): `{2.3, 7.6, 8.8}`

The range is the set of all second elements of ordered pairs (y-coordinates): `{-0.2, -4.6}`