19.1.1.14 Properties of Metric Spaces

Condition: in spaces \ (c [0.2], \ quad c_ {1} [0.2], \ quad c_ {2} [0.2] \) Find the distance between the functions: a) \ (x (t) = t {2}, \ quad y (t) = 3 t+4 \) b) ( x (t) = t^{2} -8 t-1, \ quad y (t) =-4 t+3 \).