Question

Please give me the answer to this question.

Answer 1

Answer:

{5^(n+2)-6×5^(n+1)}/{13×5^n-2×5^(n+1)}

={5^n×5^2-6×5^n×5^1}/{13×5^n-2×5^n×5^1}

={5^n×25-6×5×5^n}/{13×5^n-2×5×5^n}

=(25×5^n-30×5^n)/(13×5^n-10×5^n)

=5^n(25-30)/5^n(13-10)

= -5/3

= -1 2/3