Solve the equation by completing the square.0.5m2 + 1.2m + 0.5 = 0
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the distance d(P1, P2) between the points P1 and P2.P1 = (0, 0); P2 = (-9, 6)
A. 3
B. 3
C. 3i
D. 117
Mathematics
Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.4x2 + y2 = 4
A. y-axis B. origin C. x-axis D. x-axis, y-axis, origin E. none
Mathematics
Convert the given polar coordinates of the point to rectangular coordinates.(9, ?)
A. (0, -9) B. (0, 9) C. (9, 0) D. (-9, 0)
Mathematics
Find all real numbers in [0, 2?] that satisfy the equation.cos 2x = 
A. 
B. 
, 
, 
, 
C. 
, 
D. 
Mathematics