Solve the problem.The length of a rectangular room is 8 feet longer than twice the width. If the room's perimeter is 160 feet, what are the room's dimensions?
A. Width = 36 ft; length = 44 ft
B. Width = 24 ft; length = 56 ft
C. Width = 29 ft; length = 66 ft
D. Width = 48 ft; length = 112 ft
Answer: B
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For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (t2 - 1)i + ( 2t - 6)j + 9k
A. a = 
T + 
N
B. a = 
T + 
N
C. a = 
T + 
N
D. a = 
T + 
N
Use the data to construct a frequency distribution.A car insurance company conducted a survey to find out how many car accidents people had been involved in. They selected a sample of 32 adults between the ages of 30 and 70 and asked each person how many accidents they had been involved in the past ten years. The following data were obtained.
Construct a frequency distribution, letting each class have a width of one.
A.
B.
C.
D.
Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.10log 10 - log 2
A. 100,000 B. 10 C. log 8 D. 5
Graph the values of x that satisfy the given conditions.-5 ? x < -1
A. 
B. 
C. 
D. 