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1. |
\[{{n}^{th}}\] term of the series\[1+\frac{4}{5}+\frac{7}{{{5}^{2}}}+\frac{10}{{{5}^{3}}}+........\]will be |
A. | \[\frac{3n+1}{{{5}^{n-1}}}\] |
B. | \[\frac{3n-1}{{{5}^{n}}}\] |
C. | \[\frac{3n-2}{{{5}^{n-1}}}\] |
D. | \[\frac{3n+2}{{{5}^{n-1}}}\] |
Answer» D. \[\frac{3n+2}{{{5}^{n-1}}}\] | |