Solve the problem.A meteor circles the earth in an elliptical orbit. The major axis of the elliptical orbit is 24 × 108 miles long and the minor axis is 14 × 108 miles long. If the earth is at one focus of the orbit what is the distance from the other focus?
A. 2 × 
× 103 mi
B. 2 × 
× 104 mi
C. 
× 104 mi
D. 2 × 
× 108 mi
Answer: B
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Solve the problem.Use the formula P = 4s to find the perimeter of a square with side length 21 centimeters.
A. 84 B. 42 C. 63 D. 89
Between what two whole numbers is the value of the radical expression ?98?
A) 97, 99 B) 8, 9 C) 9, 10 D) 10, 11 E) 7, 8
Use the method of undetermined coefficients to solve the differential equation.
+ y = 9x + cos 2x; 
= 0 and y = 9? when x = ?
A. y = -9 sin x - 
cos x + 9x - 
cos 2x
B. y = 9 sin x + 
cos x + 9x - 
cos 2x
C. y = 9 sin x - 
cos x + 9x - 
sin 2x
D. y = 9 sin x - 
cos x + 9x - 
cos 2x
Solve the inequality and write the solution set using interval notation.y2 + 3y + 10 ? 0
A. (-?, ?) B. [-10, 10] C. No solution, or ? D. (-?, 0) ? (0, ?)