Find the value of n such that :
nP4 / n-1P4 = 5/3 , n>4
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Hey mate here is your answer :
Given that :
nP4 / n-1P4 = 5/3
3n(n-1) (n-2) (n-3) = 5 (n-1) (n-2) (n-3) (n-4)
3n = 5 (n-4)
3n = 5n -20
2n = 20
n = 10
hope it helpful to you
Given that :
nP4 / n-1P4 = 5/3
3n(n-1) (n-2) (n-3) = 5 (n-1) (n-2) (n-3) (n-4)
3n = 5 (n-4)
3n = 5n -20
2n = 20
n = 10
hope it helpful to you
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