Use graphical methods to find all real solutions to the following equation. Express solutions rounded to the nearest hundredth.- 
x3 + 
x2 + 
= 0
A. {-0.52, 0.77, 1.60}
B. {-1.60, -0.77, 0.52}
C. {-2.00}
D. {2.00}
Answer: D
Mathematics
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Set up the iterated integral for evaluating 
over the given region D. DD is the solid right cylinder whose base is the region in the xy-plane that lies inside the cardioid 
and outside the circle 
and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Mathematics
Compute the unit binormal vector and torsion of the curve. r(t) = 
A. B(t) = 
, ? = 
B. B(t) = 
, ? = 
C. B(t) = 
, ? = 
D. B(t) = 
, ? = 
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Find the exact value of 
without using a calculator.
A) 1.25 B) 2 C) 3 D) 2.5 E) 5
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Find the domain and range of the function.f(x) = -2x2 - 32x - 136
A. Domain: (-?, ?); Range: (-?, 8] B. Domain: (-?, -8] ; Range: [8, ?) C. Domain: (-?, ?); Range: (-?, -8] D. Domain: (-?, -8]; Range: [0, ?)
Mathematics