Question

find the value of n in given triangle
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Answer 1

Answer:

1 Answer

n factorial is given by.

n!= n×(n−1)×(n−2)×........ ×3×2×1.

n! =n×(n−1)!

1!= ...

2!= 2×1=2.

3!= 3×2×1=6.

4!= 4×3×2×1=24.

5!= 5×4×3×2×1=120.

Step-by-step explanation:

Hope it helps you dear friend