LetU = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}Determine the following. (A ? B')' ? C'
A. {q, r, s, t, u, z}
B. {q, r, s, t, u}
C. ?
D. {v, w, x, y}
Answer: C
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Find an antiderivative of the given function.f(s) = 5 
- 4
A. 
s4/3 - 4s
B. 
s3/4 - 4s
C. 
s4/3 - 4s
D. 
s3/4 - 4s
Solve the problem.The linear function f computes the distance y in miles between a car and the city of Vancouver after x hours, where 
The graphs of f and the horizontal lines 
and 
are shown in the figure. (i) When is the car 90 to 180 miles from Vancouver? (ii) when is the car's distance from Vancouver less than 180 miles. 
A. between 3 and 8 hours after departure; after it has traveled 1 hour B. before it has traveled 7 hours; between 7 and 8 hours after departure C. after it has traveled 1 hour; before it has traveled 7 hours D. between 1 and 7 hours after departure; before it has traveled 7 hours
Rationalize the denominator of the expression.
?
What will be an ideal response?
Two pipes are used to fill a water storage tank. The first pipe can fill the tank in 18 hours, and the two pipes together can fill the tank in 3 hour(s) less time than the second pipe alone. How long would it take for the second pipe to fill the tank? ? Please enter your answer without the units.
Fill in the blank(s) with the appropriate word(s).