SOLUTION: Determine whether or not each of the following relations represents y as a function of x. Find the domain and range of those relations which are functions. a. (-1, 1) (0, 5) (

Question 1113336: Determine whether or not each of the following relations represents y as a function of x. Find the domain and range of those relations which are functions.
a. (-1, 1) (0, 5) (1, 7) (-1, 6)
b. y = √x

Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
(a) No
Tow of the ordered pair have same x coordinate but different y coordinate.

(b) Yes
Vertical Line test, no more than one point anywhere
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