Consider the function T f(x) = t 6 2) 2 (e) What's the convergence rate of the sequence {|| C-x* ||2}? (sublinear/linear/quadratic) Consider the function T f(x) = t 6 2) 2 (e) What's the convergence rate of the sequence {|| C-x* ||2}? (sublinear/linear/quadratic)