Find an equation for the ellipse described.Center (0, 0); major axis vertical with length 12; length of minor axis is 6
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: B
Mathematics
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Add or subtract.5i + (-3 - i)
A. 3 - 4i B. -3 + 6i C. 3 - 6i D. -3 + 4i
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Solve the equation by completing the square.a2 - 4a = 5
A. {±
}
B. {-4, -1}
C. {5, -1}
D. {-5, 1}
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Find the least common denominator for the fractions in the list.
, 
, 
A. 90x5 B. 18x2 C. 45x20 D. 30x5
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Find the nth, or general, term for the geometric sequence.
, 
, 
, ...
A. an = 
+ 
(n - 1)
B. an = 
+ 2(n - 1)
C. an = 
n-1+ 
D. an = 
(2)n-1
Mathematics