1.10.10 Polynomials
condition: Expand a proper fraction into a sum of elementary fractions: \[ f(x)=\frac{2 x^{3}-11 x^{2}+17 x-3}{\left(x^{2}-8 x+16\right)\left(x^{2}+1\right)} \]
Polynomials and their complex, real and rational roots. Decomposition in various numerical fields.