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A company delem'lines That monthly sales 3(1), in thousands of dollars, aert months of marketing a product is given by S) = 2t3 5012 + 25m + 181]. all Find 312}, S'(3), and S'H}. b) Find S\"(2), 8'13), and S\"(4). c] Interpret the meaning of your answers to parts (a) and (b). [a] First, nd 3'0}. 31!: = D 312]. = |:| r (Simplify your answer.) s'{3}=|:| v (Simplify your answer.) 314]. = |:| v (Simplify your answer.) [[1] First. nd s'm. S\"[t}= D 3"[21=[| :l (Simplify your answer.) S"31=E l1l (Simplify your answer.)