what is the slope? (-13, -2) and (-19, -16) or is it ubdefined

Question

taepoohwae · Answer

i mean is it undefined

anonymous · Answer

|dw:1362344126053:dw|

anonymous · Answer

|dw:1362344184689:dw|

anonymous · Answer

solve it

taepoohwae · Answer

Im new to this so i dont know what to do

taepoohwae · Answer

6/8

anonymous · Answer

ok do u have an graph on the assignment

taepoohwae · Answer

no its asking if its undefined and if not enter the slope as an interger or simplified fraction

anonymous · Answer

undefined means a vertical line

if the slope exists then it is not undefined

taepoohwae · Answer

Yes.. just dont know how to find the answer to the slope.

anonymous · Answer

IMPORTANT LINE RELATED EQUATIONS TO KNOW AND MEMORIZE

slope formula
m= slope/ gradiant -- same thing
$$m=\frac{y_2-y_1}{x_2-x_1}$$

standard formula
$$Ax+By=C$$

point-slope formula
$$y-y_1=m(x-x_1)$$

slope-intercept formula
b= y-intercept -- in the form of (0,y)

$$y=mx+b$$