Subtract.(4x5 + 16x2 + 2) - (9x5 + 19x2 + 4)
A. -5x5 - 3x2 + 6
B. -5x5 + 25x2 + 6
C. -10x7
D. -5x5 - 3x2 - 2
Answer: D
Mathematics
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Find the center of mass of a thin plate covering the given region with the given density function.The triangular region cut from the first quadrant by the line y = -x + 7, with density ?(x) = x
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Mathematics
If 
represents the library charges on b books that are w weeks overdue, explain in practical terms the meaning of 
.
What will be an ideal response?
Mathematics
Express the transform of the given expression in terms of s and ?
.y" + 6y' + 2y, f 
= -1, f' 
= 2
A. 
?
+ s + 4
B. 
?
- s - 8
C. 
?
+ s + 4
D. 
?
+ s + 6
Mathematics
Choose the best estimate from the list.28
+ 24
is approximately 52, 52
, 52
, 52
.
A. 52
B. 52
C. 52
D. 52
Mathematics