Solve. Round your answer to the nearest tenth, if necessary.The length of a rectangular storage room is 5 feet longer than its width. If the area of the room is 50 square feet, find its dimensions.
A. Width is 4 feet; length is 11 feet
B. Width is 5 feet; length is 10 feet
C. Width is 6 feet; length is 11 feet
D. Width is 4 feet; length is 9 feet
Answer: B
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Graph the solution of the quadratic inequalities on a number line and write the solution in interval notation. v2 - 12v + 35 ? 0
A. (-?, 5]
B. [5, 7]
C. (-?, 5] ? [7, ?)
D. [7, ?)
Determine the domain of the rational function. f(x) = 
A. {x | x ? 0} B. {x | x ? 2, x ? 7} C. {x | x ? 2} D. {x | x ? -2}
Use the table to solve the problem. Round to the nearest cent.
John Lee's savings account has a balance of $282. After 9 years, what will the amount of interest be at 5% compounded semiannually?
A. $157.82 B. $155.47 C. $70.18 D. $126.90
Answer the question.The code for some garage door openers consists of 12 electrical switches that can be set to "+" , "0" , or "-" by the owner. With this type of opener, how many different codes are possible?
A. 531,193 B. 530,241 C. 532,701 D. 531,441