Factor 25n2−40n+1625n^2 - 40n + 1625n2−40n+16.
(5n−4)2(5n-4)^2(5n−4)2
(5n−4)(5n+4)(5n-4)(5n+4)(5n−4)(5n+4)
(5n+4)2(5n+4)^2(5n+4)2
(25n−1)(n−16)(25n-1)(n-16)(25n−1)(n−16)