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HELP :)
Find the Domain and Range of the following Relation.(Add 1 space after your domain answer)

1. {(3,5), (4,15), (5,20), (6,25), (7,30)
2. {(-1,2), (-1,4), (-1,6), (-1,8), (-1,10)}
3. {(-6,1), (-5,0), (-4,-1), (-3,-2), (-2,-3)}​


Sagot :

The domain and range of each given relation is:

1. Domain - {3, 4, 5, 6, 7}

Range - {5, 15, 20, 25, 30}

2. Domain - {-1}

Range - {2, 4, 6, 8, 10}

3. Domain - {-6, -5, -3, -2}

Range - {1, 0, -1, -2, -3}

What is the Domain and Range of a Relation?

  • A pair of values of a relation is represented as (x, y).
  • The domain of a relation consists of all x-values.
  • Range consist of all y-values.

Thus, the domain and range of each given relation is:

1. Domain - {3, 4, 5, 6, 7}

Range - {5, 15, 20, 25, 30}

2. Domain - {-1}

Range - {2, 4, 6, 8, 10}

3. Domain - {-6, -5, -3, -2}

Range - {1, 0, -1, -2, -3}

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