Find the center and radius of the the circle.x2 + y2 - 18x + 4y + 49 = 0
A. Center: (-9, 2);
Radius: 36
B. Center: (-2, 9);
Radius: 6
C. Center: (9, -2);
Radius: 6
D. Center: (2, -9);
Radius: 36
Answer: C
Mathematics
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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 
What will be an ideal response?
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State the phrase as a mathematical expression. Use x to represent the variable.The quotient of a number and seven
A. 7 + x
B. 
C. 7 - x
D. 7x
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