f(1) = \(\frac{1^2-2}{3.1+1}=\frac{-1}{4}\)
f(-1) = \(\frac{\left(-1\right)^2-2}{3.\left(-1\right)+1}=\frac{-1}{-2}=\frac{1}{2}\)
f(0) = \(\frac{0^2-2}{3.0+1}=-2\)
f(-3) = \(\frac{\left(-3\right)^2-2}{3.\left(-3\right)+1}=\frac{-7}{8}\)
f(5) = \(\frac{5^2-2}{3.5+1}=\frac{23}{16}\)