Thursday 6 March 2014

GRADIENTS A10

Find the slope of a line which passes through (10, 13) and (6, 8)

Solution

x1 = 10,  y1 =13,  x2 = 6,  y2 = 8

m = y2 –y1
      x2 – x1

m =   8 –13
         6 –10

m =   -5
        -4


Hence the slope is 5/4


TRY THIS……………….

Find the slope of a line which passes through (10, 4) and (-6, -8)

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