Solve for x using an equivalent exponential expression.Find the volume of a sphere with radius 4 inches. Use 
for 
A. 268
cu in.
B. 25
cu in.
C. 50
cu in.
D. 804
cu in.
Answer: A
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Solve the problem.A swimming pool has a rectangular base 14 ft long and 28 ft wide. The sides are 5 ft high, and the pool is full of water. How much work will it take to lower the water level 2 feet by pumping the water out over the top of the pool? Assume that the water weighs 
Give your answer to the nearest ft ? lb.
A. 611,520 ft ? lb B. 24,461 ft ? lb C. 48,922 ft ? lb D. 305,760 ft ? lb
Evaluate the expression using the order of operations.|3(-1)| - |1 - 6|
A. -2 B. 2 C. 8 D. -8
Find the limit if it exists.
x2/3
A. 27
B. 
C. 18
D. 9
Solve the problem.Find all points on the x-axis of a Cartesian coordinate system that are 10 units from the point 
A. (-8, 0) and (8, 0) B. (-4, 0) and (16, 0) C. (0, -8) and (0, 8) D. (0, -4) and (0, 16)