Friday

November 28, 2014

November 28, 2014

Posted by **NIki** on Tuesday, March 2, 2010 at 7:31pm.

Determine if each relation is a function.

1. Relation: (-2,2),(3,2,),(4,-1),(5,-2)

How do i do this???????

- 9th grade -
**Anonymous**, Tuesday, March 2, 2010 at 7:57pmi am having the same trouble too. i think if the x points are different, the its a function. but if not, then its not a function.

seeking for help also :)

- 9th grade -
**Reiny**, Tuesday, March 2, 2010 at 8:06pmBy definition, it is a function.

Have you learned about the Vertical Line Test?

Here is a short video that explains it.

Too bad that the guy is sort of dry in his explanation.

http://www.youtube.com/watch?v=-xvD-n4FOJQ

**Answer this Question**

**Related Questions**

algebra - Determine whether the following relation represents a function. If the...

math - Which of the following best describes the equation below? y= -7x + 6 ...

Pre-Algebra - Okay so I have no clue how to determine if a relation is a ...

Alegbra - Find the range of the relation [(1, -4), (2,5), (3,5)]. Then determine...

Need help asap - I need help! Reasoning: Can a function have an infinite number ...

Algebra 1 (Reiny or Kuai) - Give the domain and range values of each relation. ...

Math - Let R1 be a binary relation on the set of integers defined as follows: R1...

Discrete Math - Which of these relations on {0, 1, 2, 3} are equivalence ...

Algebra - Hello again, I am now working on trying to find the relation of x = 1...

Math 6th grade - I am having trouble with Input output for this problem, I can't...