Determine whether the relation is a function.
A. Function
B. Not a function
Answer: A
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Solve the problem.Find the center of mass of the region of constant density bounded from above by the sphere 
and from below by the cone 
A. 
= 0, 
= 0, 
= 
(2 + 
)
B. 
= 0, 
= 0, 
= 
(2 + 
)
C. 
= 0, 
= 0, 
= 
(2 + 
)
D. 
= 0, 
= 0, 
= 
(2 + 
)
Find the area.
A. 156 yd2 B. 292.5 yd2 C. 585 yd2 D. 252 yd2
The percent P of the drug triazolam (a drug for treating insomnia) remaining in a person's bloodstream after t hours is given by 
. What percent will remain in the bloodstream after 10 hours?
?
Please enter your answer as a percent without the percent sign, rounded to three decimal places, if necessary.
Fill in the blank(s) with the appropriate word(s).
Express the following in interval notation.
A. (-?, -3) ? [1, ?) B. (-?, -3] ? (1, ?) C. [-3, 1) D. (-?, -3) ? (1, ?)