Math, asked by dhillonharkirat969, 7 months ago

13. Prove that n ! (n + 2) = n! + (n + 1)!

Answers

Answered by fbfghfghgfhgf

2

Answer:

Step-by-step explanation:

take r.h.s

n!+(n+1)!=n!+n!(n+1)

take n! common

n!(1+n+1) =n!(n+2)

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