сократите дробь: n^2-7n+6 ________ n^2-1

Question

сократите дробь: n^2-7n+6

________

n^2-1

Answer 1

(n-1)(n-6)/((n-1)(n+1))=(n-6)/(n+1)

Answer 2

((n-1)(n-6))/((n-1)(n+1))=(n-6)/(n+1)