Evaluate the double integral.dy dx

A.  ln 2
B.  ln 2
C.  ln 4
D. 6 ln 2


Answer: A

Mathematics

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Solve the problem.Assume that the sales of a computer retail store are approximated by a linear function. Sales were  in 1984 and  in 1989. Let x = 0 represent 1984. Find the equation giving yearly sales. Estimate sales in 1992.

A. y = 340,000x + 770,000 y = 3,830,000 in 1992 B. y = 510,000x + 770,000 y = 4,850,000 in 1992 C. y = 408,000x + 770,000 y = 4,034,000 in 1992 D. y = 510,000x + 770,000 y = 4,340,000 in 1992

Mathematics

Evaluate the following improper integral whenever it is convergent. ?

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the problem.The average cost per unit, y, of producing x units of a product is modeled by  Describe the company's production level so that the average cost of producing each unit does not exceed  .

A. At least 300,000 units B. At least 200,000 units C. Not more than 200,000 units D. Not more than 300,000 units

Mathematics

Find a polynomial of degree 3 with real coefficients that satisfies the given conditions.Zeros of -2, 1, 0 and P(2) = 32

A. P(x) = 4x3 - 4x2 - 8x B. P(x) = 4x3 + 12x2 - 8x C. P(x) = 4x3 + 4x2 - 8x D. P(x) = 4x2 + 4x - 8

Mathematics