Solve the problem by integration.Find the moment of inertia with respect to the y-axis for the area bounded by 
the x-axis, 
and 
where k is the mass per unit area.
A. 
sin-1
B. k ln 2
C. 
D. 
Answer: D
Mathematics
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Determine if the sequence is geometric. If the sequence is geometric, find the common ratio.2, 
, 
, 
, . . .
A. yes, 
B. no
C. yes, 
D. yes, 
Mathematics
Multiply.(x - 7)(x2 + 7x + 2)
A. x3 + 14x2 + 47x + 14 B. x3 + 51x + 14 C. x3 - 47x - 14 D. x3 - 14x2 - 47x - 14
Mathematics
Use the coordinates of the indicated points to find the slope of the line. 
A. -2
B. 2
C. 
D. - 
Mathematics
Evaluate the sum. Round to the nearest hundredth, if necessary. 
A. 24 B. 20 C. 18 D. 14
Mathematics