Which recurrence corresponds to the characteristic equation r3−6r2+11r−6=0r^3 - 6r^2 + 11r - 6 = 0r3−6r2+11r−6=0?
an=6an−1+11an−2+6an−3a_n = 6a_{n-1} + 11a_{n-2} + 6a_{n-3}an=6an−1+11an−2+6an−3
an=6an−1−11an−2+6an−3a_n = 6a_{n-1} - 11a_{n-2} + 6a_{n-3}an=6an−1−11an−2+6an−3
an=−6an−1+11an−2−6an−3a_n = -6a_{n-1} + 11a_{n-2} - 6a_{n-3}an=−6an−1+11an−2−6an−3
an=6an−1−11an−2−6an−3a_n = 6a_{n-1} - 11a_{n-2} - 6a_{n-3}an=6an−1−11an−2−6an−3