Find the standard form of the equation of the ellipse satisfying the given conditions.Foci: (0, -2), (0, 2); vertices: (0, -6), (0, 6)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: A
Mathematics
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Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.x - 
= 0
A. Hyperbola B. Circle C. Ellipse D. Parabola
Mathematics
Find a general term an for the geometric sequence.a1 = 2, r = 
A. an = 2 ? 
n-1
B. an = 2 - 
(n - 1)
C. an = 2n-1 - 
D. an = 2 + 
(n - 1)
Mathematics
Solve the problem.Write a polynomial that represents the total area of the six sides of a cube if each side has length (n + 6).
A. 36n2 + 12n + 36 B. 6(n2 + 36) C. 6(n + 36) D. 6(n2 + 12n + 36)
Mathematics
Solve the problem.A man earned $3000 the first year he worked. If he received a raise of $600 at the end of each year, what was his salary during the 15th year?
A. $8400 B. $11,400 C. $3000 D. $12,000
Mathematics