Subtract. Write a mixed numeral for the answer.
A. 12
B. 11
C. 13
D. 12
Answer: D
Mathematics
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Solve the problem.Find the center of mass of the region common to the spheres ? = 2
cos ? and ? = 2.
A. (
, 
, 
) = 
B. (
, 
, 
) = 
C. (
, 
, 
) = 
D. (
, 
, 
) = 
Mathematics
Find the domain of the function.f(x) = 
+ 
A. (-?, -5) or (-5, 10) or (10, ?) B. (-?, -10) or (5, ?) C. (-?, ?) D. (-?, -10) or (-10, 5) or (5, ?)
Mathematics
Find the volume of the solid. When necessary, use 3.14 as the approximate value of ?, and round as instructed.A cone with height 9 in. and radius 3 in. Round to the nearest whole number.
A. 127 in.3 B. 57 in.3 C. 85 in.3 D. 170 in.3
Mathematics
Find the product.(x + 11)(x - 11)
A. x2 - 22x - 121 B. x2 + 22x - 121 C. x2 - 22 D. x2 - 121
Mathematics