Determine the values of nnn for which the inequality n2−5n+6n2+1<0\frac{n^2 - 5n + 6}{n^2 + 1} < 0n2+1n2−5n+6<0 holds.
n<2n < 2n<2
2<n<32 < n < 32<n<3
n>3n > 3n>3
n<2n < 2n<2 or n>3n > 3n>3