Find the vertices and foci of the ellipse. Graph the ellipse.
+ 
= 1
A. Foci at (0, - 2
) and (0, 2
)
Vertices at (0, -9), (0, 9)
B. Foci at (0, -9) and (0, 9)
Vertices at (0, -81), (0, 81)
C. Foci at (-9, 0) and (9, 0)
Vertices at (-81, 0), (81, 0)
D. Foci at (- 2
, 0) and (2
, 0)
Vertices at (-9, 0), (9, 0)
Answer: D
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Find the indicated composition.f(x) = 9
; g(x) = 2x + 13Find (f ? g)(x).
A. (f ? g)(x) = 9
B. (f ? g)(x) = 9
+ 3
C. (f ? g)(x) = 9
D. (f ? g)(x) = 18
+ 13
Solve the problem.The volumes of soda in quart soda bottles are normally distributed with a mean of 32.6 oz and a standard deviation of 1.2 oz. What is the probability that the volume of soda in a randomly selected bottle will be less than 32 oz?
A. 0.3821 B. 0.5987 C. 0.0987 D. 0.3085
Solve.Find the sum of the first 16 terms of the series 
A. -416 B. -352 C. -176 D. -1888
Write the expression using exponents.x ? x ? x ? x
A. 4(x) B. 4x C. x4 D. 4