Find the domain of the function.f(x) = 
A. {x|x ? -6}
B. 
C. 
D. {x|x ? 6}
Answer: A
Mathematics
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Solve the problem.There were 23
yards of wire on a spool. After a customer bought 3
yards of wire from the spool, how many yards were left?
A. 19 yards
B. 19
yards
C. 18
yards
D. 20
yards
Mathematics
Write the improper fraction as a mixed or whole number.
A. 30
B. 211
C. 209
D. 
Mathematics
Solve the problem.The distance it takes to stop a car varies directly as as the square of the speed of the car. If it takes 112 feet for a car traveling at 40 miles per hour to stop, what distance is required for a speed of 
per hour?
A. 223.26 ft B. 260.81 ft C. 272.77 ft D. 260.47 ft
Mathematics
Determine whether the equation defines y as a function of x.x = y2 + 4
A. Yes B. No
Mathematics