Find the standard form of the equation of a circle that satisfies the given conditions.Center at (0, -7); radius 1
A. (x - 7)2 + y2 = 1
B. x2 + (y - 7)2 = 1
C. (x + 7)2 + y2 = 1
D. x2 + (y + 7)2 = 1
Answer: D
Mathematics
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A. -64
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C. 
D. 
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State the solution set to the inequality by reading the graph.x3 - 9x ? 0y = x3 - 9x
A. (-?, -3] ? [3, ?) B. [0, 3] C. [-3, 0] ? [3, ?) D. (-?, -3] ? [0, 3]
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Multiply and simplify.
? 
A. 
B. 
C. 
D. 
y
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Divide and simplify. Assume that all variables represent positive numbers.
A. x
B. 7x10
C. 7x
D. 7x
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