Calculate the flow in the field F along the path C.F = (x - y)i - (x2 + y2)j; C is curve from (4, 0) to (-4, 0) on the upper half of the circle x2 + y2 = 16
A. - 8?
B. 8?
C. 16?
D. 
Answer: B
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Solve the problem.A ship sails as shown in the diagram. Find its displacement from its original position.
A. R = 192 mi, ? = 198.4° B. R = 47.8 mi, ? = 23° C. R = 52.0 mi, ? = 337° D. R = 192 mi, ? = 18.4°
At the given point, find the slope of the curve or the line that is tangent to the curve, as requested.x4y4 = 16, slope at (2, 1)
A. -8
B. - 
C. - 
D. 2
Provide an appropriate response.For the region in the first quadrant bounded by f(x) = 2x + 1, x = 0, y = 0, and x = 1, approximate the area by evaluating S4. (Use the right-hand endpoint of each sub-interval.)
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Ozone levels inside a building should not exceed 50 parts per billion (ppb). In a scientific study, an air filter was able to remove 37% of the ozone entering a building. Approximate the range of ozone concentrations in outside air that this filter will reduce to an acceptable level.
A. 63 ppb ? x ? 79 ppb B. x ? 95 ppb C. x ? 79 ppb D. x ? 79 ppb