Question 255541
Find any points of discontinuity for the rational function.
Given,
y= ((x+6)(x+2)(x+8))/((x+9)(x+7))
To find the points of discontinuity, 
      put denominator = 0
           (x+9)(x+7)=0
                   x= -9, -7
Therefore the points of discontinuity are x=-7 and x= -9