Solve the problem.Find the center of mass of the thin semicircular region of constant density 
bounded by the 
and the curve 
.
A. 
= 0, 
= 
B. 
= 0, 
= 
C. 
= 0, 
= 
D. 
= 0, 
= 
Answer: C
Mathematics
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The period T (in seconds) of a pendulum is 
, where L is the length of the pendulum (in feet). Find the period of a pendulum whose length is 10.0000 feet.
?
A. 1.010 sec B. 3.511 sec C. 5.511 sec D. 4.511sec E. 4.011 sec
Mathematics
Solve the equation by completing the square.x2 - 12x - 5 = 0
A. {6 - 
, 6 + 
}
B. {12 - 
, 12 + 
}
C. {-6 - 
, -6 + 
}
D. {6 - 
, 6 + 
}
Mathematics
The problem that follows refers to triangle ABC.
?
If 
and 
cm, find C and a.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. 
cm
B. 
cm
C. 
cm
D. 
cm
E. 
cm
Mathematics
Find the GCF for the list of terms.64a10b3, 56a6b10
A. 4a4b7 B. 8a10b10 C. 448a10b10 D. 8a6b3
Mathematics