For the pair of functions, find the indicated domain.f(x) = x2 - 9, g(x) = 2x + 3Find the domain of f/g.
A. (-3, 3)
B. 
? 
C. (-?, ?)
D. 
Answer: B
Mathematics
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Identify the type of surface represented by the given equation.x = -7z2, no limit on y
A. Sphere B. Parabolic cylinder C. Hyperboloid of two sheets D. Cylinder
Mathematics
Evaluate the expression.(-7)2
A. -14 B. -49 C. 14 D. 49
Mathematics
Simplify the expression. Assume all variables represent positive real numbers.
A. 10k7q8
B. 10q4
C. 10k3q4
D. 10k3q4
Mathematics
Graph.y = 2x
A. 
B. 
C. 
D. 
Mathematics