Find the center and radius of the circle.x2 + 8x + y2 = 10y
A. (4, -5); 
B. (-4, 5); 
C. (4, 5); 6
D. (4, 4); 3
Answer: B
Mathematics
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Evaluate the integral.
A. 
x + 
sin 5x + 
sin 20x + C
B. 
x + 
sin 10x + 
sin 20x + C
C. 
x + 
sin 5x + 
sin 10x + C
D. 
x + 
sin 10x + 
sin 20x + C
Mathematics
For the graph below, use the nearest neighbor algorithm to find an approximate minimum Hamilton circuit and its weight, starting at the indicated vertex.
Starting at C
A. C ? D ? A ? F ? E ? B ? C; weight = 102 B. C ? D ? B ? F ? E ? A ? C; weight = 99 C. C ? D ? B ? F ? A ? E ? C; weight = 99 D. C ? D ? B ? F ? E ? A ? C; weight = 102
Mathematics
Solve the problem.In how many ways can 8 people line up for concert tickets?
A. 1 B. 8 C. 16,777,216 D. 40,320
Mathematics
If possible, find the matrix product.Given A = 
; and B = 
, find AB.
A. AB = 
B. AB = 
C. AB = 
D. AB = 
Mathematics