For all n ∈ N - {1}, 72n - 48n - 1 is divisible by.........
∀ n ∈ N, P(n) : 2.7 n + 3.5n-5 is divisible by........
Foll all n ≥ 2, n2 (n4 - 1) is divisible by........
For n ∈ N 10 n-2 > 81n , if ...........
n>5
n≥5
n<5
n>6
For each n ∈ N, the correct statement is .........
2n<n
n2>2n
n4<10n
23n >7n+1
