If (n + 1) ! = 120 then find the value of n.(a) 3(b) 4(c) 5(d) 6 – InterviewSolution

InterviewSolution

1.	If (n + 1) ! = 120 then find the value of n.(a) 3(b) 4(c) 5(d) 6
Answer» Correct option is (b) 4

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