Write the expression in simplest form. If a radical appears in the denominator, rationalize the denominator.
A. 
B. 4 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.If A ? B = A ? C, is it necessarily true that B = C?
A. Yes B. No
Mathematics
Graph the line passing through the given point and having the given slope.Through (-2, -8), undefined slope
A. 
B. 
C. 
D. 
Mathematics
Match the given graph with its equation.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Solve the problem.A force is given by the vector F = 4i + 2j. The force moves an object along a straight line from the point (5, 10) to the point (15, 14). Find the work done if the distance is measured in feet and the force is measured in pounds.
A. 32 ft-lb B. 36 ft-lb C. -48 ft-lb D. 48 ft-lb
Mathematics