## Algebra 2 (1st Edition)

$23100$ Employees
From the previous part (a), we have $N=0.38 \sin (0.776t+5.58) +20.4$ Plug $t=12$ in order to get the value of $N$. We have $N=0.38 \sin (0.776 \times (12)+5.58) +20.4$ Thus, we have $N \approx 23.1$ This means that we find about $23100$ employees.