Let f be a function such that ' 1 = 2 $1310 f( +11) , and lim f(1+h)f(1) : h>0 h Which of the following statements are true? 3. A. f is continuous at a: = 1 , B. f(1) = 3, f'(1) = 2 , C. f is differentiable at :3 = 1