Find the sum or difference.(-4 - 4x5 + 3x7 + 2x6) + (-6x6 - 2x5 - 5 + 4x7)
A. -3x36 - 9
B. 7x7 - 4x6 - 6x5 - 9
C. -10x7 - 10x6 - 2x5 + 6
D. 7x14 - 4x12 - 6x10 - 9
Answer: B
Mathematics
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Solve the problem.Find the acceleration at time t = 4 s if the position (in cm) of a particle moving along a line is 
at time t.
A. 317 cm/s B. 138 cm/s2 C. 138 cm/s D. 317 cm/s2
Mathematics
Solve the problem.Let D be the region bounded below by the xy-plane, above by the sphere 
and on the sides by the cylinder 
. Set up the triple integral in cylindrical coordinates that gives the volume of D using the order of integration 
.
A. 
B. 
C. 
D. 
Mathematics
Find the center and radius of the circle by completing the square.x2 + y2 - 2x - 10y + 10 = 0
A. (5, 1); r = 4 B. (-5, -1); r = 16 C. (-1, -5); r = 16 D. (1, 5); r = 4
Mathematics
Solve the equation and check.
A. 
B. 
C. 
D. 
E. 
Mathematics