Solve the problem.The curves y = ax2 + b and y = 2x2 + cx have a common tangent line at the point (-1, 0). Find a, b, and c.
A. a = 1, b = 0, c = 2
B. a - 2, b = 1, c = -1
C. a = -1, b = 1, c = -2
D. a = 1, b = -1, c = 2
Answer: D
Mathematics
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or 
in blank place to indicate whether the given object is an element of the given set.
?
?
A. 
B. 
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