Find the domain and range of the function.f(x) = -x2 - 12x - 43
A. Domain: (-?, ?); Range: (-?, 6]
B. Domain: (-?, -7]; Range: [6, ?)
C. Domain: (-?, ?); Range: (-?, -7]
D. Domain: (-?, ?); Range: [7, ?)
Answer: C
Mathematics
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Match the inequality to its graph.y < -2
A. 
B. 
C. 
D. 
Mathematics
L'Hopital's rule does not help with the given limit. Find the limit some other way.
A. ? B. -1 C. 0 D. 1
Mathematics
Find the asymptotes of the hyperbola.16x2 - y2 = 576
A. y = 4x and y = -4x
B. y = 
x and y = - 
x
C. y = 
x and y = - 
x
D. y = 16x and y = -16x
Mathematics
Simplify.
(20a)
A. 5a B. 4a C. 80a D. 20a
Mathematics