x represents a real number. Find any restrictions on x.
?
?
A. 
B. 0
C. 
D. 
E. no restrictions
Answer: E
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Find the center of mass of the particles with the given masses located at the given points.6 at (-2, -3), 8 at (-1, -1), 9 at (1, 1), 11 at (3, 2), 12 at (5, 4)
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 82, 
= 53
D. 
= 
, 
= 
Use the brute force algorithm to find a minimum Hamilton circuit for the graph. Also, determine the total weight of the minimum Hamilton circuit.
A. Minimum Hamilton circuit is W ? Z ? X ? Y ? W; weight = 18 B. Minimum Hamilton circuit is W ? Z ? Y ? X ? W; weight = 14 C. Minimum Hamilton circuit is W ? X ? Y ? Z ? W; weight = 15 D. Minimum Hamilton circuit is W ? X ? Z ? Y ? W; weight = 15
Simplify the expression. Write the result using positive exponents only.(x-3y5)-2
A. 
B. 
C. 
D. 
Simplify.
-2
A. 
B. 
C. 
D. 