Perform the indicated operation. Simplify if possible.
+ 
A. 
B. - 
C. 
D. 
Answer: B
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Simplify the expression. Use positive exponents. Assume variables represent nonnegative numbers.(5x5)(4x2)
A. 20x7 B. 20x10 C. 9x10 D. 9x7
Determine whether the relation defines y as a function of x. Give the domain.5x = 13 - 2y
A. Function; domain: all integers B. Not a function; domain: all whole numbers C. Not a function; domain: (-?, ?) D. Function; domain: (-?, ?)
Find the Social Security and Medicare taxes on the gross earnings. Assume a 6.2% FICA rate and a 1.45% Medicare rate. Round to the nearest cent.$699.00
A. $44.34, $11.14 B. $433.40, $101.40 C. $4.33, $1.01 D. $43.34, $10.14
Solve the problem.The cost of manufacturing clocks is given by c = 100(n + 64)1/2, where c is the cost in dollars and n is the number produced. What is the cost when no clocks are produced?
A. $80 B. $6400 C. $100 D. $800