?Find the marginal revenue for producing x units. (The revenue is measured in dollars.)
?

?
A. ? dollars
B. ?? dollars
C. ??50 dollars
D. ?? dollars
E. ??? dollars
Answer: A
Mathematics
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Solve the problem.Let g(x) = x + 5. Find a function y = f(x) so that (f ? g)(x) = 2x + 10
A. f(x) = 2(x + 1) B. f(x) = 2x C. f(x) = 2x + 5 D. f(x) = 2x - 5
Mathematics
Use the information below to determine the cardinality of the set. U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z}n(A ? B)
A. 5 B. 3 C. 6 D. 10
Mathematics
The volume of a cylindrical tank of radius r and height h is given by
?
?
Find the volume of a cylindrical tank of radius 3 ft and height 8 ft.
?
A. ?
B. ?
C.
D. ?
Mathematics
Perform the desired operation. Write the answer in the form a + bi.(2 + 4i)(2 - 4i)
A. 4 - 16i2 B. -12 C. 20 D. 4 - 16i
Mathematics