Answer the question.A 9-minute egg is cooked for what fraction of an hour? (1 hour = 60 min)

A.  hr
B.  hr
C.  hr
D.  hr


Answer: A

Mathematics

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Change the order of integration and evaluate the integral.

A. ?
B. ?2
C. ?2
D. ?

Mathematics

Find the center of mass of a thin plate covering the given region with the given density function.The region bounded below by the parabola  and above by the line , with density 

A.  =  = 
B.  =  = 
C.  =  = 
D.  =  = 

Mathematics

Evaluate using a number line.-17 + (-7)

A. -10 B. 10 C. -24 D. 24

Mathematics

Find all real solutions to the equation.5 +  = 1 + x

A. {8} B. ? C. {2} D. {2, 8}

Mathematics