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JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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Application +4 | -1
If an+bnan−1+bn−1\frac{a^n+b^n}{a^{n-1}+b^{n-1}} is the AM between aa and bb, then the value of nn, is
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Correct option: B
1
Option B (1) is correct because when n=1, the given expression simplifies to (a+b)/2, which is the arithmetic mean of a and b.

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