For the given functions f and g, find the requested composite function.f(x) = 
, g(x) = 5x + 10;
Find the function g ? f.
A. 5x + 40
B. x - 2
C. x
D. x + 20
Answer: C
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Use the Gauss-Jordan method to compute 
-1 .
What will be an ideal response?
Solve the problem.An environmental organization has 31 members. Each member will be placed on exactly 1 of 4 teams. Each team will work on a different issue. The first team has 4 members, the second has 9, the third has 10, and the fourth has 8. In how many ways can these teams be formed?
A. 2.219430350 × 1026 B. 6.453033770 × 1015 C. 5.162427016 × 1016 D. 8.222838654 × 1033
Find the domain of the function and identify any vertical and horizontal asymptotes.
?
?
A. Domain: all real numbers x except x = 7Vertical asymptote: x = 7Horizontal asymptote: y = -1 B. Domain: all real numbers xVertical asymptote: x = -7Horizontal asymptote: y = 0 C. Domain: all real numbers x except x = 0Vertical asymptote: x = 0Horizontal asymptote: y = -1 D. Domain: all real numbers x except x = 7Vertical asymptote: x = 0Horizontal asymptote: y = -7 E. Domain: all real numbers x except x = -7Vertical asymptote: x = 0Horizontal asymptote: y = 7
Solve the problem.The production function z for an industrial country was estimated as 
where x is the amount of labor and y the amount of capital. Find the marginal productivity of labor.
A. 8x3y5 B. 10x4y4 C. 5x4y4 D. 4x3y5