[" 3."(5^(n+2)-6.5^(n+1))/(13.5^(n)-25^(...

[" 3."(5^(n+2)-6.5^(n+1))/(13.5^(n)-25^(n+1))" equals "],[[" (a) "(5)/(3)," (b) "-(5)/(3)," (d) "(3)/(5)," (d) "-(3)/(5)]]

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(5^(n+2)-6xx5^(n+1))/(13xx5^(n)-2xx5^(n+1))

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