Consider these figures:
Which figure above, if any, is topologically equivalent to the given figure? Identify the topologically equivalent figure by letter.A light bulb
A. A
B. B
C. C
D. None of these
Answer: A
Mathematics
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Replace the polar equation with an equivalent Cartesian equation.r2 = 46r cos ? - 6r sin ? - 9
A. 46x - 6y = 9 B. (x - 23)2 + (y + 3)2 = 529 C. (x + 46)2 + (y - 6)2 = 9 D. (x - 23)2 + (y + 3)2 = 9
Mathematics
Perform the indicated operations. Write the answer in simplest form. 
÷ 
A. 
B. 
C. 
D. 
Mathematics
The equation of a hyperbola is given. Match the equation with its graph.16x2 - 64y2 = 1024
A. 
B. 
C. 
D. 
Mathematics
Find the following. Assume that letters can represent any real number.
A. x
B. x2
C. Not a real number
D. 
Mathematics