answer all and show work please

4. Tiger Textiles is a clothing manufacturer based in the USA. After conducting least squares regression analysis, Tiger's manager concluded that the y intercept was $14,895 and the slope was $3.38 for the new product. (6pts) a. Write the cost formula. b. Using the above cost formula, what will be the budgeted total costs next year if management estimates that production will be 4,200 units