Tell whether the statement is true or false.Let A = {1, 2, 3, 4, 5, 6}, B = {3, 5, 7}, C = {1, 2, 4, 6}, D = {1, 6}, and 
A ? U
A. True
B. False
Answer: A
Mathematics
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Solve the problem.Jeff studied math for 
history for 
and physics for 
How long did he study?
A. 3 hr
B. 
hr
C. 
hr
D. 9
hr
Mathematics
Provide an appropriate response.A pay system based on a percent of total dollar sales made is called an hourly rate.
A. True B. False
Mathematics
A right circular cylinder with a wall that is 1 cm thick is dipped into paint. How many square centimeters of paint are needed to cover the cylinder (inside and out)? The radius of the inner wall, r, of the cylinder is 4 cm, the radius of the outer wall, R, of the cylinder is 5 cm and the height of the cylinder is 10 cm. Give the exact answer.
Mathematics
Solve the equation in the real number system.x4 - 5x2 - 36 = 0
A. {-2, 2} B. {-3, -2, 2, 3} C. {-6, 6} D. {-3, 3}
Mathematics