If an−1+bn−1an+bnis the A.M. between a and b, then find the value of n.

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If {{{a}^{{n}}+{b}^{{n}}}}{{{a}^{{{n}-{1}}}+{b}^{{{n}-{1}}}}}i

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If $\frac{a ^{n} + b ^{n}}{a ^{n - 1} + b ^{n - 1}}$ is the A.M. between a and b, then find the value of n.

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\frac{a ^{n} + b ^{n}}{a ^{n - 1} + b ^{n - 1}}

is the A.M. between a and b, then find the value of n.

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Question Text

\frac{a ^{n} + b ^{n}}{a ^{n - 1} + b ^{n - 1}}

is the A.M. between a and b, then find the value of n.