Decide whether the relation defines a function.
-$x = y ^ { 4 }$
A) Not a function
B) Function

Name: Decide whether the relation defines a function. -$x = y ^ { 4 }$ A) Not a function B) Function
Brand: Quizplus
Rating: 4.7 (34 reviews)

Question

Quizplus · Accepted Answer

For each value of $ y $, there is only one corresponding value of $ x $, but for a given $ x $, there can be multiple values of $ y $ (e.g., both positive and negative roots), so it does not satisfy the definition of a function.

Decide Whether the Relation Defines a Function x=y4x = y ^ { 4 }x=y4

Decide Whether the Relation Defines a Function $x = y ^ { 4 }$