GRADIENT 2

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

Solution

x₁ = -5,  y₁ =-4,  x₂ = 8,  y₂ = -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)