Q2Short answer
f ( x) = 2 3. f (x) = x2 x , if x < 2 5, if x = 0 at x = 2 at x = 0 2 x 2 − 3x − 2 x−4 , if x ≠ 2 , if x ≠ 4
f ( x) = 2 3. f (x) = x2 x , if x < 2 5, if x = 0 at x = 2 at x = 0 2 x 2 − 3x − 2 x−4 , if x ≠ 2 , if x ≠ 4