Q6Short answer
f ( x) = x 7. f ( x) = x−a 0, if x = 0 0, if x = a at x = 0 at x = a 1 x2 ex , if 0 ≤ x ≤ 1 , if x ≠ 0
f ( x) = x 7. f ( x) = x−a 0, if x = 0 0, if x = a at x = 0 at x = a 1 x2 ex , if 0 ≤ x ≤ 1 , if x ≠ 0