-(72*t^4 - 196*t^3 + 77*t^2 + 76*t + 1)/((72*t^4 - 244*t^3 + 229*t^2 - 42*t + 1)*(t - 1))

LATEX Version

-\frac{72 \, t^{4} - 196 \, t^{3} + 77 \, t^{2} + 76 \, t + 1}{{\left(72 \, t^{4} - 244 \, t^{3} + 229 \, t^{2} - 42 \, t + 1\right)} {\left(t - 1\right)}}