Solve the rational equation. =  + 3

A. ?
B. {3}
C. {x|x ? 3}
D. {0}


Answer: A

Mathematics

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A.  
B.  
C.  
D.

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The displacement from equilibrium of an oscillating weight suspended by a spring is given by , where y is the displacement in centimeters and t is the time in seconds. Find the displacement when

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Find the total resistance in the series circuit. 

A.
B.
C.
D.
E.

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