Use the distributive property to rewrite the following expressions; then simplify as necessary.9 ? x + 9 ? z
A. 9(x + z)
B. 9(xz)
C. 18(x + z)
D. 81(x + z)
Answer: A
Mathematics
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Find the specific function value.Find f(4, 7) when f(x, y) = (x + y)3.
A. 1331 B. 121 C. 33 D. 407
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Find the indicated product.Let A = {7, 8, 9} and B = {1, 2, 3}, determine n(A × B).
A. 6 B. 9 C. 0 D. 3
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Use an annual percentage rate table to solve the problem.The owner of an automobile repair center purchased new electronic diagnostic equipment for $12,000. He paid 
down and then paid 60 monthly payments of $192.49. Determine the APR of the loan to the nearest one-half of a percent.
A. 9.0% B. 5.0% C. 5.5% D. 7.5%
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Solve the equation for x.y = 3 tan (2x - 1)
A. x = 
+ 3 arctan 2y
B. x = 
+ 2 arctan 3y
C. x = 
+ 
arctan 
D. x = 1 + 
arctan 
Mathematics