If \(\alpha\) and \(\beta\) are the zeroes of the quadratic polynomial \(p(x) = x^2 - 10x + 21\), find the value of \(\alpha^{2}\) \(+\) \(\beta^{2}\).
 
Answer:
 
The value of \(\alpha^{2}\) \(+\) \(\beta^{2}\) \(=\) .