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1. 5n+2+35×5n-14×5n

Answer: Option C

Explanation:

\frac{5^{n + 2} + 35 \times 5^{n - 1}}{4 \times 5^{n}} = \frac{5 . 5^{2} + 35 . 5^{n \frac{1}{5}}}{4 \times 5^{n}} = \frac{25 \times 5^{n} + 7 \times 5^{n}}{4 \times 5^{n}} = \frac{32 \times 5^{n}}{4 \times 5^{n}} = 8

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