Solve the problem. Round your answer to the nearest tenth unless indicated otherwise.A label on a box shows that the box weighs 140 kg. How many pounds is that?
A. 355.6 lb
B. 148.4 lb
C. 63.6 lb
D. 308 lb
Answer: D
Mathematics
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Obtain the Cartesian equation of the curve by eliminating the parameter.x = 5 tan ?, y = 4 cot ?
A. y = 
cos x
B. 
= 20
C. xy = 20
D. y = 
sin x
Mathematics
Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region bounded by y = 5x - x2 and y = x about the line x = 4
A. 32?
B. 64?
C. 
?
D. 
?
Mathematics
Determine if the stated number could represent a probability.-0.989
A. Yes B. No
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. 3xy
B. 5xy
C. 5xy
D. 5xy
Mathematics