Find an equation for the ellipse described.Center (0, 0); major axis horizontal with length 20; length of minor axis is 16
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: B
Mathematics
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Find the reciprocal.- 
A. 
B. 5
C. - 
D. - 
Mathematics
Find the standard equation of the circle that satisfies the conditions.Center (6, -9) with the point (9, -5) on the circle
A. (x + 9)2 + (y - 6)2 = 9 B. (x - 9)2 + (y + 6)2 = 9 C. (x + 6)2 + (y - 9)2 = 25 D. (x - 6)2 + (y + 9)2 = 25
Mathematics
Solve the equation.
+ 
= 4
A. {
, -2}
B. {0}
C. {2, -2}
D. {-2}
Mathematics
Write rational exponents in radical notation and radicals in rational exponential notation.-321/5
A. -325
B. 
C. 
D. 
Mathematics