GRADIENT 2

Find the slope of a line which passes through (4, 13) and (14, 8)

Solution

x₁ = 4,  y₁ =13,  x₂ = 14,  y₂ = 8

m = y2 –y1

      x2 – x1

m =   8 –13

        14 –4

m =   -5

         10

m =   -1                           (After simplification)

          2

Hence the slope is -1/2

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

Find the slope of a line which passes through (4, 1) and (16, 8)