Find the center of the ellipse.
+ 
= 1
A. (-4, -2)
B. (2, 4)
C. (4, 2)
D. (-2, -4)
Answer: B
Mathematics
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State whether the scatter diagram shows strong positive correlation, weak positive correlation, strong negative correlation, weak negative correlation, or no correlation. 
A. Weak positive correlation B. Strong negative correlation C. No correlation D. Weak negative correlation E. Strong positive correlation
Mathematics
Solve.Find the minimum value of the function 
A. 0
B. - 
C. - 
D. - 
Mathematics
Round as indicated.9725 to the nearest ten
A. 9830 B. 9720 C. 9740 D. 9730
Mathematics
Simplify. Express in terms of i.
A. 3
B. -3
C. -3i
D. 3i
Mathematics