Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = x5 + 12
A. Yes, no
B. No, yes
C. No, no
D. Yes, yes
Answer: D
Mathematics
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Divide.
A. x - 45 B. x + 6 C. x2 + 6 D. x3 - 45
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Solve the problem.A store manager paid $113 for an item and set the selling price at $150.29. What was the percent markup?
A. 35% B. 24% C. 33% D. 34%
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Use the table to solve the problem.The cost, in dollars, of a cab ride for x miles is given by the function f in the following table.
What is the cost of a 4-mile cab ride?
A. $5.81 B. $4.03 C. $6.70 D. $4.92
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Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. - 
B. -1
C. - 
D. 
Mathematics