...........................................................................................
S (T) = 1\4T^4 + 1\3T^3 - 7T + 2
S (2) = 1\4*2^4 + 1\3*2^3 - 14 + 2
S (2) = 4 + 8\3 - 12
S (2) = - 8 + 8\3
S (2) = (-24 + 8) \ 3 = - 16\3 = - 5.33
...........................................................................................
S (T) = 1\4T^4 + 1\3T^3 - 7T + 2
S (2) = 1\4*2^4 + 1\3*2^3 - 14 + 2
S (2) = 4 + 8\3 - 12
S (2) = - 8 + 8\3
S (2) = (-24 + 8) \ 3 = - 16\3 = - 5.33