Q11Short answer
f ( x) = at x = 5 12. f ( x) = 4 x − 16 at x = 2 2k , if x > 5 k , if x = 2 1 + kx − 1 − kx , if − 1≤ x < 0 x f ( x) =
f ( x) = at x = 5 12. f ( x) = 4 x − 16 at x = 2 2k , if x > 5 k , if x = 2 1 + kx − 1 − kx , if − 1≤ x < 0 x f ( x) =