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Mathematics 8 Online
OpenStudy (anonymous):

What is the value of the function when x = −2? y = https://static.k12.com/calms_media/media/1522000_1522500/1522136/1/fb04e3502109192b4610eb47b762dee7ecaa3485/MS_IMC-140828-106031.jpg

OpenStudy (anonymous):

i will fan

OpenStudy (mathmale):

Locate x=-2 on the horizontal axis. Imagine a vertical line through x=-2. That line hits a point. What is the y-coordinate of that point?

OpenStudy (anonymous):

-2 ?

OpenStudy (anonymous):

i mean 0

OpenStudy (mathmale):

Locate x=-2 on the horizontal axis. Imagine a vertical line through x=-2. Does this line hit one of the points plotted in this graph? Yes or no

OpenStudy (anonymous):

yes

OpenStudy (mathmale):

Is that point located on the horizontal axis?

OpenStudy (anonymous):

no?

OpenStudy (anonymous):

iswear i am really trying

OpenStudy (mathmale):

Please leave off the ? mark. It's either yes or no. In this case, the answer is no. Draw a line parallel to the x-axis through y=1. Does this horiz. line pass thru the point mentioned above?

OpenStudy (anonymous):

no

OpenStudy (mathmale):

The equation of the x-axis is y=0. Does that make sense to you?

OpenStudy (anonymous):

yes

OpenStudy (mathmale):

y=1 is the next horizontal line, if you travel straight up. Does this line go through the dot whose x-coordinate is -2? Yes or No

OpenStudy (mathmale):

Please respond, so that we can finish this problem.

OpenStudy (mathmale):

Why re-post this question? Let's finish this discussion. A vertical line through x=-2 passes through a black dot on the given graph. What is the y-coordinate of that dot? How many divisions above the x-axis does that dot lie?

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