Monday 13 April 2015

GRADIENT 2




Find the slope of a line which passes through (-5, -2) and (6,-11)

Solution

x1 = -5,  y1 =-2,  x2 = 6,  y2 = -11

m = y2 –y1
       x2 – x1

m =   -11 –(-2)
          6 –(-5)

m =   -11 + 2
          6 + 5

m =    - 9
          11


Hence the slope is -7/11


TRY THIS...................................


Find the slope of a line which passes through (8, -2) and (6,-11)


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