1. (\phi_a) : \mathbb{Z}_5 [x]   \ \rightarrow \ (\mathbb{Z}_5) be an evaluation homonophism. Use Fermat's Theorem to evaluate \phi_3(x^{231} + 3x^{117} - 2x^{53} +1) .
2. Use Fermat's Theorem to final all zeros in
\mathbb{Z}_5 of  2x^{219} + 3x^{74} + 2x^{57} + 3x^{44}.

thanks !