nylearningspace.wlu.ca/d21/le/content/404589/viewContent/2598825/View?ou=404589 4. [5 marks] On Monday through to Friday, the Toronto Stock Exchange (TSX ) has trading hours from 9:30 am to 4:00 pm. Suppose that, at time t, the price of a stock in the TSX on a day in November is given by: s(t) = 48 + sin (nt2) , where t is in hours and time t = 0 represents 9:30 am. (a) Use the substitution rule to find / s (t) dt. (b) The average value of a continuous function f on [a, b] is given by ) ( where F(t) = / f (t) at. Determine the average price of the stock from 10:30 am to 2:30 pm on the day of trading. + 1 2 12 20 >> Type here to search 86% 7 C Mostly cloudy ~ Prise X FA C FS FZ 2 4 6 R D H X