(n+2)! = 462(n)!, then n is
(a)10
(b) 15
(c)20
(d) none of these
Answers
Answered by
4
Answer:
(c) 20 answer I hope it will be all right
Answered by
3
Answer:
20
Step-by-step explanation:
(n+2)! = 462 (n)!
(20+2)!=462 (20)!
lhs=rhs
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