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OpenStudy (volleyballlover55):
@Jamierox4ev3r
HanAkoSolo (jamierox4ev3r):
alright, so we want to use some basic function rules here
HanAkoSolo (jamierox4ev3r):
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
OpenStudy (volleyballlover55):
idk how..
HanAkoSolo (jamierox4ev3r):
o alright, that's fine!
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HanAkoSolo (jamierox4ev3r):
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)
OpenStudy (volleyballlover55):
ok...
HanAkoSolo (jamierox4ev3r):
right, so let me draw out the points|dw:1465530569145:dw|
HanAkoSolo (jamierox4ev3r):
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.
OpenStudy (volleyballlover55):
ok...
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HanAkoSolo (jamierox4ev3r):
So the vertical line test would look like this: |dw:1465530799266:dw|
HanAkoSolo (jamierox4ev3r):
since the vertical line test is successful, the first answer would NOT represent a function
HanAkoSolo (jamierox4ev3r):
If you need help understanding that, think of it this way: you cannot be in two different buildings at the same time, right?