Find the requested composition of functions.Given f(x) = 
and g(x) = 8x3, find (g ? f)(x).
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Graph the ellipse.
+ 
= 1
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A cruise boat travels 24 miles downstream in 2 hours and returns to its starting point upstream in 6 hours. Find the speed of the stream.
A. 12 mph B. 8 mph C. 4 mph D. 20 mph
Mathematics
Find an equation of the parabola described and state the two points that define the latus rectum.Focus at (0, 3); directrix the line y = -3
A. x2 = 16y; latus rectum: (8, 3) and (-8, 3) B. x2 = 12y; latus rectum: (3, 6) and (-3, 6) C. x2 = 12y; latus rectum: (6, 3) and (-6, 3) D. y2 = 16x; latus rectum: (7, 8) and (-7, 8)
Mathematics
Write an expression for the nth term of the geometric sequence. Then find the indicated term. (Round your answer to three decimal places.)
a. 
b. 
c. 
d. 
Mathematics