Sketch D and g(D) from the description of D and change of variables 
x = u + v, y = 2u - v where D is the rectangle 0 ? u ? 1, -1 ? v ? 1
?
A.
 ? |  |
B.
 ? |  |
C. None of these.
D.
 ? |  |
Answer: B
Mathematics
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. Find the force exerted on one face of the plate if the water level is 
above the base of the triangle. Seawater weighs 
Round your answer to one decimal place if
necessary. A. 1792 lb B. 341.3 lb C. 3584 lb D. 1194.7 lb
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Solve the problem.A rectangular garden has dimensions of 23 feet by 13 feet. A gravel path of equal width is to be built around the garden. How wide can the path be if there is enough gravel for 576 square feet?
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Solve the equation.
x = 
A. {-4}
B. {4}
C. 
D. 
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Differentiate.
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