Solve the equation for x.
= 6
A. {2}
B. {12}
C. {6}
D. {-4}
Answer: B
Mathematics
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Write the equation of a circle with the given center and radius.Center at (0, -6); Radius 9
A. x2 + (y + 6)2 = 81 B. (x + 6)2 + y2 = 81 C. x2 + (y - 6)2 = 9 D. (x - 6)2 + y2 = 81
Mathematics
Solve the problem.
What are the odds against spinning a D on this spinner?
A. 7:1 B. 6:1 C. 8:1 D. 1:7
Mathematics
Solve.In an electric circuit, the electromotive force is defined as V = cos 2?t, where t is time in seconds. Solve the equation for t.
A. t = 2? arccos V
B. t = 
arccos V
C. t = 
cos V
D. t = 2? cos V
Mathematics
Find the center and the radius of the circle.x2 + y2 + 7x - 3y - 59 = 0
A. 
, r = 
B. 
, r = 
C. 
, r = 
, 
D. 
, r = 
Mathematics