Question

an=5n/n+2;find a6 and a13​

Answer 1

an=5n/n+2

$a_{6} = \frac{5 \times 6}{6 + 2} \\ \\ \: \: \: \: \: = \frac{30}{8} \\ \\ \: \: \: \: \: = \frac{15}{4} \\ \\ a_{13} = \frac{5 \times 13}{1 3 + 2} \\ \\ \: \: \: \: \: = \frac{65}{15} \\ \\ \: \: \: \: \: = \frac{13}{3}$

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