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OpenStudy (pixiedust1):
@jigglypuff314
OpenStudy (pixiedust1):
HI! I guess we can take them one at a time?
jigglypuff314 (jigglypuff314):
yeah, sure :)
for the first, the definition of a function is that there should only be one y value for every x value
in other words, it should pass the vertical line test
OpenStudy (pixiedust1):
Okay! My guess is that a circle is not a line
jigglypuff314 (jigglypuff314):
yep! :)
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OpenStudy (pixiedust1):
Great! i was totally lost on the second one :(
jigglypuff314 (jigglypuff314):
find the y value when x = 2
in the graph...
OpenStudy (pixiedust1):
oh! -1!
jigglypuff314 (jigglypuff314):
yep :)
jigglypuff314 (jigglypuff314):
B(2) was just another way of saying when x = 2
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OpenStudy (pixiedust1):
Cool! I'm guessing the third one is (3,0)
jigglypuff314 (jigglypuff314):
correct! :)
OpenStudy (pixiedust1):
And the fourth is the last one?
jigglypuff314 (jigglypuff314):
not the last one
slope of 1/2 means every time x goes 2 , y goes up 1
and the line would cross the y-axis at y = -2
OpenStudy (pixiedust1):
Oh! So then it would have to be the first!
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jigglypuff314 (jigglypuff314):
yep :)
OpenStudy (pixiedust1):
Cool! My guess was that the last one was correct... the graph would represent the statement.
jigglypuff314 (jigglypuff314):
yep :)
OpenStudy (pixiedust1):
Thank you so much for your help!!!!!!!!!!!!!!!!!!!!