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Mathematics 15 Online
OpenStudy (waheguru):

help me please fidn the equation of the line if it is verticle and passes througn 7,-8

OpenStudy (amistre64):

|dw:1321808604208:dw|

OpenStudy (anonymous):

Vertical line = no y-intercept. Means, it must be x=something. Since it passes through (7,-8), the line must be x =7

OpenStudy (waheguru):

but isnt -8 the y value

OpenStudy (amistre64):

a vertical line changes its y values, but never changes its x value

OpenStudy (amistre64):

(7,y) hits all of them

OpenStudy (anonymous):

Of that point. But, the line simply passes through that point. It passes through many points with infinite y values.

OpenStudy (waheguru):

then what does the -8 repersnt x or y

OpenStudy (amistre64):

(x,y)

OpenStudy (waheguru):

oh sp both are x values

OpenStudy (anonymous):

No, -8 represents y, but that information is not relevant to your equation.

OpenStudy (waheguru):

oh o we ignore the -8

OpenStudy (waheguru):

how do we graph this eqation then

OpenStudy (anonymous):

Lot of problems tend to have extraneous information that people feel compelled to incorporate and then get confused. Just focus on the information needed.

OpenStudy (amistre64):

good luck

OpenStudy (waheguru):

can u please how how to graph this

OpenStudy (anonymous):

Amistre64 already gave the graph.

OpenStudy (waheguru):

i gont really understand how he graphed it

OpenStudy (waheguru):

|dw:1321808859068:dw|

OpenStudy (anonymous):

Just a vertical line going through x=7.

OpenStudy (waheguru):

so i just thake the x information cuz thats the only thin neede right?

OpenStudy (waheguru):

|dw:1321808919595:dw|

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