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What is the slope of the line passing through the following points: # (-2, -4) ; (1,5) #?

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Jan 31, 2016

Slope #m# of a line passing through two points #A(x_1,y_1)# and #B(x_2,y_2)# is given by

#m=(y_2-y_1)/(x_2-x_1)#

Here let #A=(-2,-4) and B=(1,5)#

#implies m=(5-(-4))/(1-(-2))=(5+4)/(1+2)=(9)/3=3#

#implies# slope of the line passing through the given points is #3#.

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