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Mathematics 12 Online
OpenStudy (pixiedust1):

=

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! :)

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

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!

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!!!!!!!!!!!!!!!!!!!!

jigglypuff314 (jigglypuff314):

you're welcome :)

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