Simplify the expression. Assume all variables represent positive numbers.
+ 
- 
A. 
B. 
C. 6 
D. 
Answer: B
Mathematics
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Find the moment or center of mass of the wire, as indicated.Find the center of mass of a wire of constant density that lies along the first-quadrant portion of the circle 
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 0, 
= 
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Graph the function.f(x) = 
A. 
B. 
C. 
D. 
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Classify the statement as true or false.Box turtle ? The set of all birds
A. True B. False
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Graph.
+ 
= 1
A. 
B. 
C. 
D. 
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