Solve the problem.A force is given by the vector F = 6i + 4j. The force moves an object along a straight line from the point (6, 8) to the point (20, 14). Find the work done if the distance is measured in feet and the force is measured in pounds.
A. 92 ft-lb
B. -108 ft-lb
C. 60 ft-lb
D. 108 ft-lb
Answer: D
Mathematics
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Which of the following symbols indicates a rotation? ?
A.
?123 321
B.
?
C.
?
D.
?
E.
?b and d
F.
?None of the above.
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Find the perimeter of the figure.Parallelogram
A. 176 m B. 137 m C. 127 m D. 88 m
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Graph the solution set of the system of inequalities or indicate that the system has no solution.x2 + y2 ? 64x + y > 1
A. 
B. 
C. 
D. 
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Determine whether the relation defines y as a function of x. Give the domain.y = 
A. Function; domain: (-?, ?) B. Function; domain (-?, 6) ? (6, ?) C. Not a function; domain (-?, 11) ? (11, ?) D. Not a function; domain: (-?, ?)
Mathematics