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Question

If xn1 is divisible of x - λ, then the least positive integral value of λ is


A

1

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B

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C

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D

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Solution

The correct option is A

1


Let P(n) : xn1 is divisible by (xγ)

For n = 1. x11 is divisible by (xγ).

Since, if x - 1 is divisible by xγ. Then, the least possible integral value of γ is 1.


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