## Algebra and Trigonometry 10th Edition

$a_1=a_2=a_3=a_4=a_5=\frac{2}{3}$
$a_n=\frac{2}{3}$ It is a constant sequence, that is, all the terms are equal to $\frac{2}{3}$. So: $a_1=a_2=a_3=a_4=a_5=\frac{2}{3}$