Perform the indicated operations. Write the resulting polynomial in standard form.(x + 4)(x - 7)
A. x2 - 3x - 3
B. x2 - 28x - 3
C. x2 - 3x - 28
D. x2 - 4x - 28
Answer: C
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Solve the problem.Consider the counterclockwise integral 
where C is a closed path in a region where Green's Theorem applies. To evaluate the integral, should one use the flux-divergence form or the circulation-flow form of Green's theorem? Explain.
What will be an ideal response?
The total daily profit (in dollars) realized by Weston Publishing in publishing and selling its dictionaries is given by the profit function
?
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where x stands for the number of deluxe editions and y denotes the number of standard editions sold daily. Weston's management decides that publication of these dictionaries should be restricted to a total of exactly 400 copies/day. How many deluxe copies and how many standard copies should be published each day to maximize Weston's daily profit?
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Find the number of deluxe copies.
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Find the number of standard copies.
What will be an ideal response?
Find the general solution of the first-order differential equation by separating variables.
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What will be an ideal response?
Find the midpoint of the line segment joining the points A and B.A = (6, 2); B = (4, 6)
A. (10, 8)
B. 
C. 
D. (2, -4)