Evaluate the expression by hand.-1/2 + -3/2

A. - 
B. 9
C. - 
D. 69


Answer: D

Mathematics

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Convert each of the following angle measure to degrees and minutes. Round to the nearest minute if necessary.

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Solve using the quadratic formula.5x2 = -12x - 3

A.  ,  
B.  ,  
C.  ,  
D.  ,  

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Solve the problem.A rectangular Persian carpet has a perimeter of 236 in. The length of the carpet is 26 inches more than the width. What are the dimensions of the carpet?

A. Width is 46 in.; length is 72 in. B. Width is 105 in.; length is 131 in. C. Width is 72 in.; length is 98 in. D. Width is 92 in.; length is 118 in.

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Describe the given set of points with a single equation or with a pair of equations.The set of points equidistant from the points (0, 0, -9) and (0, 0, 11)

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