492 pl see the explanation
Find the largest possible value of positive integer N, such that N! can be expressed as the product of (N-4) consecutive positive integers?
If 1/x - 1/y = - 29 and the value of (x +12xy - y) / (x - 6xy -y) can be expressed as m/n, where m and n are co prime positive integers. The value of m + n = ?
