What is the factorial of 9 ?
Determine the 9!.
Calculate the factorial of 9:
9!=9×8×7×6×5×4×3×2×1⇒9!=362880[∵n!=n(n-1)(n-2)………(3)(2)(1),n≥1,n∈N]
Hence, the required factorial is 9!=362880.
what is factorial?
Factories: 1/3x2-2x-9