dif cal

2. Determine if the following functions are continuous at the given value of x. a. f (x) = 3x2 + 2x +1 atx = -2 b. f (x) = at x = 2 x-2 c. h(x) = x+1 x2 -1 at x = 1 d. g (x) = at x = 8 V4-x