1.

\(\frac{{5}^{n+2}-{6} \times {5}^{n+1}}{{13 \times{5}^n-2 \times{5}^{n+1}}}\)is equal toA. \(\frac{5}3\)B. \(-\frac{5}3\)C. \(\frac{3}5\)D. \(-\frac{3}5\)

Answer»

5n (25 – 30) / 5n (13 – 10)

= -5 / 3



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