Question 134
The function $f(x)$ is of the form $a x^{2}+b x+c$ for some integers $a, b$, and $c$. Given that
$$
\begin{aligned}
\{f(177883), f(348710), & f(796921), f(858522)\} \\
= & \{1324754875645,1782225466694,1984194627862,4388794883485\}
\end{aligned}
$$
compute $a$.
$$
\begin{aligned}
\{f(177883), f(348710), & f(796921), f(858522)\} \\
= & \{1324754875645,1782225466694,1984194627862,4388794883485\}
\end{aligned}
$$
compute $a$.