Find given questions

Find. 13. If f(x) = (4x - 1)(2x - 3), find a. f (1). b. f'(1). c. f"(1). d. the values of x for which f(x) = 0. e. the values of x for which f'(x) = 0. 15. Business: Production Costs Suppose that C(x) represents the cost (in dollars) to a manufacturer for producing x decorative throw pillows. Interpret the in- formation provided by C'(4,500) = 0.65 and C"(4,500) > 0.1. Graph f(x) = 3x + 9 if x -2 Is f(x )continuos at x = -2 (Show work) 2. Find the slope of the tangent line to the curve y = 8 x +2 at any point and at x = 2. 3. Find lim /h +9 -3 h