For the given functions f and g, find the requested composite function value.f(x) = 2x + 4, g(x) = 4x2 + 5;
Find (g ? g)(4).
A. 581
B. 28
C. 142
D. 19,049
Answer: D
Mathematics
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Find the indicated derivative. Assume that x is restricted so that ln is defined.Dx ln 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the integral.
A. 
tan-1 
+ C
B. 
ln 
+ C
C. 
ln 
+ C
D. 2
+ 2
tan-1 
+ C
Mathematics
Provide an appropriate response.For a certain system of two linear equations, the solution set is {-4, 8}, and 
Find the values of Dx and Dy.
A. Dx = -4; Dy = 8
B. Dx = 240; Dy = -120
C. Dx = -120; Dy = 240
D. Dx = - 
; Dy = 
Mathematics
Solve the proportion and check.
= 
A. 3
B. 
C. 4
D. 3
Mathematics