Plot the point given in polar coordinates.
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem.The velocity field F of a fluid has a constant magnitude k and always points towards the origin. Following the smooth curve y = f(x) from (a, f(a)) to (b, f(b)), show that the flow along the curve is 
ds = k[(a2 + (f(a))2)1/2 - (b2 + (f(b))2)1/2]
What will be an ideal response?
Solve the problem.The vertical displacement y (in ft) of a water wave was determined to be 
where t is the time (in s). Find the velocity for 
A. 23 ft/s B. -1.6 ft/s C. 3.7 ft/s D. 1.7 ft/s
The graph represents the 24-hour day of a small-business owner.
What activity takes the most time? How many hours?
A. Work, 10 hours B. Sleep, 8 hours C. Work, 8 hours D. Work, 12 hours
Solve the problem.A number minus 8 times its reciprocal is 2. Find the number.
A. 4 or -2 B. -4 or 2 C. 4 D. 4 or 2