Chapter 9, section 9.1, question 039 mid-june. the company makes $100,000 in sales in december, and only $30,000 in june a company's sales are seasonal with the peak in mid-december and the lowest point (a) find a trigonometric function, sf(t), representing sales at time t months after mid-january. enter the exact answer. f() edit show hint link to text (b) what would you expect the sales to be for mid-april? enter the exact answer. expected april sales are $ show hint link to text (c) find the t-values for which s = 65,000. enter the exact answers = click if you would like to show work for this question: open show work show hint link to text