Question

if n! = (n+4)!/(n+1)! find n​

Answer 1

Answer:

2n+1

Step-by-step explanation:

n+4=n+1

2n+1

njsisi

Answer 2

Answer:

n!x(n+1)!=(n+4)!

n!x(n+1)!=(n+4)(n+3)(n+2)(n+1)!

n!=(n+4)(n+3)(n+2)

if n=6 then

6x5x4x3x2x1=(6+4)(6+3)(6+2)

720=10x9x8

720=720

so therefore,n=6

Step-by-step explanation:

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