Friday 11 December 2015

GRADIENT 2


Find the slope of a line which passes through (-5, -4) and (8,-11)

Solution

x= -5,  y=-4,  x= 8,  y= -11

m = y2 –y1
          x2 – x1

m =   -11 –(-4)
           8 –(-5)

m =   -11 + 4
           8 + 5

m =    - 7
           13


Hence the slope is -7/13

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



Find the slope of a line which passes through (9, -16) and (6,-11)

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