Answer
($p^{2}$ + 25)($p^{2}$ - 25)
Work Step by Step
We know that (a + b)(a - b) = $a^{2}$ - $b^{2}$, so we take the square root of each term in the polynomial to get a and b. We get $p^{2}$ and 25, so the factorization is ($p^{2}$ + 25)($p^{2}$ - 25).