First, write out the binomial expression.
[tex]x^2\text{ + 25}[/tex]The binomial expression is a prime mathematical express meaning it has two factors, 1 and x^2 + 25.
Therefore,
[tex]\begin{gathered} \text{The factors of x}^2+25 \\ \text{are 1 and (x}^2\text{ + 25).} \end{gathered}[/tex]