Use Exponential Smoothing with Trend Adjustment to Forecast Deliveries for Period

Use exponential smoothing with trend adjustment to forecast deliveries for period 10. Let alpha = 0.4, beta = 0.2, and let the initial trend value be 4 and the initial forecast be 200.
$$\begin{array} { | c | c | } \hline &\text { Actual }\\\underline { \text { Period } } & \underline { \text { Detual } } \\\hline 1 & 200 \\\hline 2 & 212 \\\hline 3 & 214 \\\hline 4 & 222 \\\hline 5 & 236 \\\hline 6 & 221 \\\hline 7 & 240 \\\hline 8 & 244 \\\hline 9 & 250 \\\hline 10 & 266 \\\hline\end{array}$$