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Evaluate piecewise functions

f(t)={t2−5t,t≤−10t+19,−10<t<−2t3t+9,t≥−2f(t) = \begin{cases} t^2-5t & , & t\leq -10 \\\\ t+19 & , & -10<t<-2\\\\ \dfrac{t^3}{t+9} & , & t \geq -2\end{cases}
f(−10)=f(-10)=
  • Your answer should be
  • an integer, like 66
  • a simplified proper fraction, like 3/53/5
  • a simplified improper fraction, like 7/47/4
  • a mixed number, like 1 3/41\ 3/4
  • an exact decimal, like 0.750.75
  • a multiple of pi, like 12 pi12\ \text{pi} or 2/3 pi2/3\ \text{pi}