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Mathematics 11 Online
OpenStudy (anonymous):

Find the slope of each line.

OpenStudy (anonymous):

http://www.picresize.com/images/tscreenshot_124.png?458413 @TheSmartOne @iGreen

TheSmartOne (thesmartone):

Lets eliminate some choices first xD

TheSmartOne (thesmartone):

|dw:1416498542010:dw|

TheSmartOne (thesmartone):

|dw:1416498572311:dw|

TheSmartOne (thesmartone):

So @iRespect is your slope positive or negative?

TheSmartOne (thesmartone):

*inserts @iGreen 's slope tutorial*

OpenStudy (anonymous):

Negative.

TheSmartOne (thesmartone):

Since it is negative we can eliminate choices A and C.

TheSmartOne (thesmartone):

\(\Huge Slope~Formula=\frac{ y_2-y_1 }{x_2-x_1 }\)

OpenStudy (anonymous):

its B for a fact

TheSmartOne (thesmartone):

So can we find two points on this line and plug it in and find the slope?

TheSmartOne (thesmartone):

http://prntscr.com/58av7u

OpenStudy (aum):

Without actually calculating the exact value of the slope you can arrive at the correct answer choice after having eliminated A and C.

TheSmartOne (thesmartone):

One of the points is (-1,-1) and ??

OpenStudy (aum):

The magnitude of slope in choice B is > 1. The magnitude of slope in choice D is < 1. Slope = rise / run = y-intercept / x-intercept.

OpenStudy (aum):

Is the magnitude of the y-intercept greater than the magnitude of the x-intercept or less?

OpenStudy (anonymous):

just do rise over run fitrs rise go to the top one then go down till u get even withe the bottum thats -5 othats your rise the run is when you go left or right u are going rite 2 so your ancer is -5/2

OpenStudy (anonymous):

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