Q29. - Algebra 2

Question

Find $a_8$  if  $a_n=4+3n$

Step-by-Step Solution

Answer

The value of $a_8$  is 28.

Step 1. Given Information.

Given arithmetic sequence is described by  $a_n=4+3n$

Step 2. Calculation .

Plugging the values in the equation:

$\begin{array}{l}{a}_n=4+3n\\ a_8=4+3\left(8\right)\\ a_8=4+24\\ a_8=28\end{array}$

Step 3. Conclusion .

Hence, $a_8=28$ .