Find the domain of the function.f(x) = 
A. all real numbers, or (-?, ?)
B. {x|x ? 5}, or (-?, 5]
C. {x|x > 
}, or (
, ?)
D. {x|x ? 5}, or (-?, 5) ? (5, ?)
Answer: A
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Find the greatest common factor of the numbers. ? 144, 114 ?
A. 10 B. ?7 C. ?9 D. 6 E. ?8
Solve the problem.A basketball fieldhouse seats 15,000. Courtside seats sell for $10, end zone for $6, and balcony for 
Total for a sell-out is $82,000. If half the courtside and balcony and all end zone seats are sold, ticket sales total $47,000. How many of each type of seat are there?
A. 3200 courtside 1800 end zone 10,000 balcony B. 3000 courtside 2000 end zone 10,000 balcony C. 4000 courtside 3000 end zone 8000 balcony D. 3000 courtside 2000 end zone 8000 balcony
Multiply.(3
)(
)(4
)
A. 12
B. 12ab
C. 7
D. 7ab
Subtract. Check by adding.
A. 410 B. 610 C. 320 D. 420