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) (

Algebra ->  Average -> 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) (      Log On


   

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) About Me  (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