Solve
-The Price of Electric Guitars Has Varied Considerably in Recent

Solve.
-The price of electric guitars has varied considerably in recent years. The data in the table relates the price P, in dollars, to time t, in years. Use a cubic function fitted to the data to predict the price of an electric guitar in
Year 10. $$\begin{array} { c | c } \text { Year, } \mathrm { t } & \begin{array} { c } \text { Average price, } \mathrm { p } , \\\text { of an electric guitar }\end{array} \\\hline 1 & \$ 618.20 \\\hline 2 & 783.20 \\\hline 3 & 674.30 \\\hline 4 & 721.60 \\\hline 5 & 825.00 \\\hline 6 & 891.00 \\\hline 7 & 852.50 \\\hline 8 & 819.50 \\\hline 9 & 783.20\end{array}$$

A) $443.52
B) $893.53
C) $827.42
D) $670.48