Solve the problem.Given the following revenue and cost functions, find the maximum profit. (Recall that profit equals revenue minus cost.) R(x) = 53x - 2x2; C(x) = 21x + 100
A. $28
B. $156
C. $228
D. $128
Answer: A
Mathematics
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Determine if the series converges or diverges; if the series converges, find its sum.
A. Converges; 
B. Converges; 
C. Converges; 
D. Diverges
Mathematics
Sketch the graph of f(x). Determine the domain, range, and the equation of the horizontal asymptote of the function.f(x) = -e3 - x + 2
A. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2
B. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2
C. Domain: (-?, ?), range: (-?, 1)
Horizontal asymptote: y = 1
D. Domain: (-?, ?), range: (-?, 2)
Horizontal asymptote: y = 2
Mathematics
Determine whether the ordered pair is a solution of the given equation.(2, 6)x - y = -8
A. Yes B. No
Mathematics
Use the Gauss-Jordan method to find A-1, if it exists.A = 
A. 
B. 
C. 
D. Does not exist
Mathematics