help!
@Jamierox4ev3r
alright, so we want to use some basic function rules here
first, let's try graphing a few of these. Want to try the first one for me? If you don't know how, I'll help you with it
idk how..
o alright, that's fine!
So remember how we used x and y values in the previous question. We'll do the same thing here. Just thing of the input as (x) values, and the output as (y) values together, you will have a coordinate: (x,y)
ok...
right, so let me draw out the points|dw:1465530569145:dw|
For these points, we're going to want to do something called the vertical line test. If the vertical line test is successful, then this is NOT a function.
ok...
So the vertical line test would look like this: |dw:1465530799266:dw|
since the vertical line test is successful, the first answer would NOT represent a function
If you need help understanding that, think of it this way: you cannot be in two different buildings at the same time, right?
|dw:1465530893569:dw|
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