If xn−1 is divisible of x - λ, then the least positive integral value of λ is
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Let P(n) : xn−1 is divisible by (x−γ)
For n = 1. x1−1 is divisible by (x−γ).
Since, if x - 1 is divisible by x−γ. Then, the least possible integral value of γ is 1.
If 10n+3×4n+2+λ is divisible by 9 for all nepsilonN, then the least positive integral value of λ is