Question

\frac { 5 ^ { n + 2 } - 6 \times 5 ^ { n + 1 } } { 13 \times 5 ^ { n } - 2 \times 5 ^ { n + 1 } }13×5n−2×5n+15n+2−6×5n+1​

Answer 1

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Answer 2

Answer:

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