lim [9 g^2(x) - 12 g(x) ] = -4

lim [9 g^2(x) - 12 g(x) ] = -4

x-> 2

limg(x) = ?

x -> 2

 

| f (x) - g(x) | <= (x-1) ^ 2015   if   lim g(x) = l

                                                      x ->1

 

prove lim f(x) = l

              x-> 1