Find the 19th term of an arithmetic sequence if the first term is 24 and the common difference is 1/2Round your answer to 2 decimal places as needed..

Respuesta :

Answer:

33.00

Explanation:

We are given the following information:

This is an arithmetic sequence

The first term is 24

The common difference is 1/2

The formula for an arithmetic sequence is given by:

[tex]\begin{gathered} a_n=a+(n-1)d \\ a=24 \\ d=\frac{1}{2} \\ \text{For the 19th term,} \\ n=19 \\ \text{Substitute these values into the formula, we have:} \\ a_{19}=24+(19-1)\cdot\frac{1}{2} \\ a_{19}=24+18(\frac{1}{2}) \\ a_{19}=24+9 \\ a_{19}=33=33.00 \\ \\ \therefore a_{19}=33.00 \end{gathered}[/tex]

Therefore, the 19th term in the sequence is 33.00

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