Find an equation of an ellipse satisfying the given conditions.Vertices: (0, -7) and (0, 7); length of minor axis: 8
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 10
Answer: C
Mathematics
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Find the limit of the sequence if it converges; otherwise indicate divergence.an = 
A. 3
B. 
C. 9
D. Diverges
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Solve the linear equation using the addition property of equality.15 + 8y = 9y
A. y = 15 B. y = 8 C. y = -15 D. y = -2
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For the given functions f and g, find the composition.f(x) = x3 + 3x; g(x) = -3x
Find (f ? g)(x).
A. -3x3 + 3x B. -27x2 - 9x C. -27x3 - 9x D. -3x3 - 9x
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The graph of a function f is given. Use the graph to answer the question.Is f(60) positive or negative?
A. positive B. negative
Mathematics