Find the equation of the circle. Express the equation in standard form
A. (x + 20)2 + (y + 15)2 = 202
B. (x + 20)2 + (y - 15)2 = 202
C. (x + 15)2 + (y + 20)2 = -32
D. (x - 15)2 + (y - 20)2 = 202
Answer: D
Mathematics
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Solve the problem.How close does the curve y = 
come to the point 
? (Hint: If you minimize the square of the distance, you can avoid square roots.)
A. The distance is minimized when x = 
; the minimum distance is 
units.
B. The distance is minimized when x = 
; the minimum distance is 
units.
C. The distance is minimized when x = - 
; the minimum distance is 
units.
D. The distance is minimized when x = 
; the minimum distance is 
units.
Mathematics
Evaluate the expression.3-2
A. -9
B. 9
C. 
D. 
Mathematics
Add.
+ 
A. - 
B. 
C. - 
D. 
Mathematics
Solve the equation after making an appropriate substitution.3(x + 1)2 + 13(x + 1) + 4 = 0
A. 
B. 
C. 
D. 
Mathematics