Solve.An elliptical riding path is to be built on a rectangular piece of property that measures 10 mi by 8 mi. Find an equation for the ellipse if the path is to touch the center of the property line on all 4 sides.A = 10 miB = 8 mi 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Solve the problem.The slope of the tangent line to the parabola x2 = 10y at a certain point on the parabola is 
. Find the coordinates of that point.
A. 
B. 
C. 4
, 800)
D. 
Mathematics
Describe the sample space for the experiment.An even-numbered lottery ball is drawn from a group of balls numbered 1 through 31.
A. {30} B. {2, 4, 6, . . . , 30} C. {1, 2, 3, . . . , 31} D. {2}
Mathematics
Write the equation in logarithmic form.23 = 8
A. log38 = 2 B. log28 = 3 C. log82 = 3 D. log23 = 8
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Graph the system of inequalities. Shade the region that represents the solution set.y > x210x + 3y ? 30 
A. 
B. 
C. 
D. 
Mathematics