# Conjunction Junction What’s Your Function?

## Presentation on theme: "Conjunction Junction What’s Your Function?"— Presentation transcript:

Functions at their finest…

What is a Function? (Mathematically speaking…)
A function is a one-to-one correspondence For every x, there is a unique value for y

What is a Function? (From a Girl’s point of view…)
X can only have one Y value X (boys) can only have one Y (girlfriend) For instance X Y

Why boys can’t “cheat”…
Boys are not allowed to “cheat” on girls (x can only have one y) This is illegal X Y The same boy (x) has two different girls (y).

What does this look like as a graph?

Why girls can “cheat”… Y (girls) can have more than one X (boys)
This is legal X Y The same girl (Y) has two different boys (X)

What this looks like as a graph

Vertical Line Test If you draw vertical lines through the graph and the line only crosses the graph once, it IS a function. If you draw vertical lines through the graph and the line crosses the graph more than once, it is NOT a function.

Let’s Practice! Is it a function?

Let’s Practice! Is it a function?

Let’s Practice! Is it a function?

Let’s Practice! Is it a function?
X Y Why or why not???