Use the quadratic formula to solve the given equation.
x2 + 
x - 
= 0
A. ± 
B. 
C. 
D. 
Answer: D
Mathematics
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Find all horizontal asymptotes of the given function, if any.R(x) = 
A. y = 0 B. y = -3 C. y = -12, y = 6 D. no horizontal asymptotes
Mathematics
Use the Root Test to determine if the series converges or diverges.
A. Diverges B. Converges
Mathematics
Find the center of mass of the thin rod with the given density function.Find the center of mass of a thin rod that lies along the semicircle y = 
if the density of the rod is 
A. 
= 
?, 
= 
?
B. 
= 
?, 
= 
?
C. 
= 0, 
= 
?
D. 
= 0, 
= 
?
Mathematics
Solve the equation by completing the square.x2 + 4x - 7 = 0
A. {-2 - 
, -2 + 
}
B. {2 + 
}
C. {-2 - 1
, -2 + 1
}
D. {-1 - 
, -1 + 
}
Mathematics