If the given graph is Eulerian, find an Euler circuit in it. If it is not Eulerian, first Eulerize it and then find an Euler circuit. 
A. Add edge AC; A, C, A, C, B, C, B, C, A
B. Add edge AB; A, B, C, B, C, A, C, A
C. A, B, C, A
D. Add edge BC; A, C, A, C, B, C, B, A
Answer: D
Mathematics
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A. Infinitely many solutions B. No solution C. (6, -5, 0) D. (0, 1, -6)
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A. 
B. 
C. 7
D. 
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Find the exact value of the expression if ? = 45°. Do not use a calculator.f(?) = cos ?Find 11 f(?).
A. 
B. - 
C. - 
D. 
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Provide an appropriate response.When is the square of the sum the sum of a square; i.e., when is (A + B)2 = A2 + B2 ?
What will be an ideal response?
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