Exam Solution Math122Test3

Which of following is an estimate for the marginal

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Unformatted text preview: ? (a) 2/5 (b) 1/5 (c) −1/10 (d) −1/5 9. The slope of the tangent line to the graph of y = 2(ax − 1)5 at x = 0 is 4. What is the value of a? (a) 2/5 (b) 1/5 (c) −1/10 (d) −1/5 10. The cost of producing a quantity, q , of a product is given by C (q ) = 1000+30e0.02q dollars. Which of following is an estimate for the marginal cost (in dollars per item) when q = 20? The choices are based on one or more of the estimates given in the table to the right. (a) 0.612 (b) 0.9 (c) 6.12 (d) 45 Approximate Values e0.01 ≈ 1.01 e0.02 ≈ 1.02 e0.04 ≈ 1.04 e0.06 ≈ 1.06 e0.1 ≈ 1.1 e0.2 ≈ 1.2 e0.4 ≈ 1.5 e0.6 ≈ 1.8 10. The cost of producing a quantity, q , of a product is given by C (q ) = 1000+30e0.02q dollars. Which of following is an estimate for the marginal cost (in dollars per item) when q = 20? The choices are based on one or more of the estimates given in the table to the right. (a) 0.612 (b) 0.9 (c) 6.12 (d) 45 Approximate Values e0.01 ≈ 1.01 e0.02 ≈ 1.02 e0.04 ≈ 1.04 e0.06 ≈ 1.06 e0.1 ≈ 1.1 e0.2 ≈ 1.2 e0.4 ≈ 1.5 e0.6 ≈ 1.8 1...
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