Find all positive values of $u$ for which the series $\sum _ { m - 1 } ^ { \infty } 6 u ^ { \ln 7 m }$ converges. A) $u 7$ B) $6

Question

Find all positive values of $u$ for which the series $\sum _ { m - 1 } ^ { \infty } 6 u ^ { \ln 7 m }$ converges. A) $u > 7$ B) $6 < u < \frac { 7 } { e }$ C) $0 < u < \frac { 1 } { e }$ D) $u < 6$ E) $u > \ln 7$

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The Answer of Find all positive values of $u$ for which the series $\sum _ { m - 1 } ^ { \infty } 6 u ^ { \ln 7 m }$ converges. A) $u > 7$ B) $6 < u < \frac { 7 } { e }$ C) $0 < u < \frac { 1 } { e }$ D) $u < 6$ E) $u > \ln 7$

Find All Positive Values Of uuu For Which the Series ∑m−1∞6uln⁡7m\sum _ { m - 1 } ^ { \infty } 6 u ^ { \ln 7 m }∑m−1∞​6uln7m

Find All Positive Values Of $u$ For Which the Series $\sum _ { m - 1 } ^ { \infty } 6 u ^ { \ln 7 m }$