[SOLVED] CS代考计算机代写 $$

$$
f_textit{quadratic}(t) =
begin{cases}
1-3t^2 & text{if } t < frac{1}{3} \1.5t^2 – 3t + 1.5 & text{if } frac{1}{3} leq t < 1 \0 & text{otherwise}end{cases}$$falloff_quadratic(t) ={ 1-3t^2if t < 1/3{ 1.5t^2 – 3t + 1.5 if 1/3 <= t < 1{ 0 otherwise