section4.2_homework_examples_large_ANSWERS

section4.2_homework_examples_large_ANSWERS - Business...

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Business Calculus First Application: Marginal Analysis PROBLEM 1 For the cost function, find the marginal cost at the given production level x . State the units of measurement. (All costs are in dollars.) (±) ² ³´µ¶¶¶ · ³¶± ·¸ ¹µººº » ¼ ± ² ³¶¶ ANSWER: The marginal cost at the production level x = 100 is ½ (³¶¶) ² ¾¿¾¶ dollars per item. PROBLEM 2 Find the marginal cost, marginal revenue, and marginal profit functions. (±) ² À±¼ Á(±) ² ¾±  ¶¿¶¶³± à ANSWERS: a) Marginal cost ½ (±) ² À b) Marginal revenue Á ½ (±) ² ¾  ¶¿¶¶Ä± c) Marginal profit ÅÆ(±) ² Ä Â ¶¿¶¶Ä± d) Find all values of x for which the marginal profit is zero. Set Å ½ (±) ² ¶ . Solve for x. ± ² ³¶¶¶ .
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Business Calculus First Application: Marginal Analysis PROBLEM 3 (a) The associated marginal cost is _______. CHECK ONE: increasing, then decreasing decreasing, then increasing always decreasing always increasing (b) The marginal cost is least at approximately___. CHECK ONE:
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This note was uploaded on 10/19/2011 for the course MATH 110 taught by Professor Staff during the Spring '11 term at S.F. State.

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section4.2_homework_examples_large_ANSWERS - Business...

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