Is the relation below a function? If it is a function, state its domain. (0, 3) , (2, -3) , (1, 8) ,(2, 3)
A. The relation is not a function.
B. The relation is a function. The domain is {0 , 1, 2}
C. The relation is a function. The domain is {-3 , 3, 8}
D. The relation is a function. The domain is {-3, 0, 1, 2, 3, 8}

Respuesta :

The relation (0, 3) , (2, -3) , (1, 8) ,(2, 3) is a function. The domain is {0 , 1, 2}; Choice B

Definition:

  • A relation can only be termed a function if it relates each element in its domain to only one element in the range.

  • In essence, When the graph of a function is plotted, a vertical line will intersect it at only one point

  • The domain or set of departure of a function is the set into which all of the input of the function is constrained to fall.

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